Precious stones

641 results

live October 26 | 11:00 AM

A 7.070ct Oval Cut Lab-Grown Diamond. Colour D, Clarity VS2. IGI certified. Cert no: LG750528972. Measurements: 16.04 X 10.91 X 6.26mm.

Estimation

€1,300 - 1,500

live October 26 | 11:00 AM

A 6.030ct Oval Cut Lab-Grown Diamond. Color E, Clarity VS2. IGI certified. Cert no: LG681573190. Measurements: 15.75 X 10.39 X 5.86mm.

Estimation

€1,000 - 1,400

live October 27 | 11:00 AM

An old European cut diamond weighing approximately 1.74 carats, set in an 850 platinum setting.

Estimation

€1,800 - 2,200

live October 26 | 10:30 AM

This lot has been withdrawn from the October 26, 2026, auction as a precautionary measure, pending clarification regarding its ownership rights.

Estimation

None

live October 27 | 10:30 AM

* BRILLIANT-CUT DIAMOND weighing 1.02 ct, unmounted. Gemological report No. 1172394472 dated December 3, 2019, issued by the GIA laboratory (USA)

Estimation

€1,200 - 1,600

live October 27 | 11:00 AM

A 1.14-carat round brilliant-cut diamond accompanied by a certificate from the Public Diamond Control Service (No. 042899) stating, based on their assessment and the methods used at the time:

Estimation

€1,200 - 1,400

live October 27 | 11:00 AM

A 1.27-carat round brilliant-cut diamond contained in a sealed bag bearing the stamp of the Public Diamond Control Service (No. 031485).

Estimation

€2,000 - 2,500

live October 26 | 11:00 AM

A 5.030ct Emerald Cut Lab-Grown Diamond. Colour D, Clarity VS1. IGI certified. Cert no: LG804603277. Measurements: 11.46 X 7.77 X 5.30mm.

Estimation

€950 - 1,200

live October 26 | 11:00 AM

A 6.010ct Emerald Cut Lab-Grown Diamond. Colour E, Clarity VS2. IGI certified. Cert no: LG750588754. Measurements: 12.09 X 8.43 X 5.91mm.

Estimation

€950 - 1,200

live October 26 | 11:00 AM

An 8.060ct Emerald Cut Lab-Grown Diamond. Colour E, Clarity VS1. IGI certified. Cert no: LG825603904. Measurements: 13.66 X 9.68 X 6.07mm.

Estimation

€1,600 - 2,100

live October 27 | 11:00 AM

1.82-carat brilliant-cut diamond on paper.

Estimation

€1,500 - 2,000

live October 27 | 02:00 PM

4.02-carat brilliant-cut diamond on paper.

Estimation

€8,000 - 12,000

live October 26 | 11:00 AM

A 6.220ct Cushion Cut Lab-Grown Diamond. Colour D, Clarity VS2. IGI certified. Cert no: LG779660504. Measurements: 13.19 X 9.18 X 5.87mm.

Estimation

€1,300 - 1,500

live October 26 | 11:00 AM

A Stunning 18K White Gold and Diamond Tennis Bracelet. Thirty round brilliant cut diamonds of 21.31ctw having I-J colour and SI1-2 clarity. 16.77g total weight. 18cm length. Comes with a W.G.I certificate.

Estimation

€16,000 - 21,000

live October 26 | 11:00 AM

An 8.010Ct Oval Cut Lab-Grown Diamond. Color D, Clarity VS2. IGI certified. Cert no: LG778629261. Measurements: 15.84 X 11.28 X 6.82mm.

Estimation

€1,700 - 2,200

live October 26 | 11:00 AM

A 7.030ct Emerald Cut Lab-Grown Diamond. Colour D, Clarity VS2. IGI certified. Cert no: LG754551064. Measurements: 13.29 X 8.60 X 5.88mm.

Estimation

€1,400 - 1,700

live October 26 | 11:00 AM

A 10.010ct Emerald Cut Lab-Grown Diamond. Colour E, Clarity VS2. IGI certified. Cert no: LG810623775. Measurements: 14.47 X 9.91 X 6.97mm.

Estimation

€1,600 - 2,300

live October 26 | 11:00 AM

A 5.250ct Marquise Cut Lab-Grown Diamond. Colour E, Clarity VS2. IGI certified. Cert no: LG659465628. Measurements: 17.41 X 9.11 X 5.62mm.

Estimation

€890 - 1,100

live October 27 | 04:00 AM

#VALUE!

Estimation

€450 - 1,100

live October 27 | 11:00 AM

A 1.15-carat round brilliant-cut diamond contained in a sealed bag bearing the stamp of the Public Diamond Control Service (No. 031464).

Estimation

€1,600 - 1,800

live October 27 | 11:00 AM

A diamond on paper (sealed) accompanied by its IGI certificate, which states the following based on their assessment and the methods used at the time:

Estimation

€200 - 300

live October 27 | 11:00 AM

A 1.03-carat round brilliant-cut diamond contained in a sealed bag bearing the stamp of the Public Diamond Control Service (No. 031465).

Estimation

€1,200 - 1,400

live October 27 | 11:00 AM

A 1.18-carat round brilliant-cut diamond contained in a sealed bag bearing the stamp of the Public Diamond Control Service (No. 031462).

Estimation

€1,800 - 2,200

live October 27 | 10:30 AM

BRILLIANT-CUT DIAMOND weighing 3.00 ct, unmounted. Gemological report No. 61437 dated July 27, 2026, issued by the IGI laboratory in Milan

Estimation

€7,000 - 8,000

live October 27 | 10:30 AM

LOT consisting of six unmounted brilliant-cut diamonds weighing 0.55 ct, 0.54 ct, 0.50 ct, 0.44 ct, 0.41 ct, and 0.40 ct.

Estimation

€1,200 - 1,400

live October 27 | 11:00 AM

Two Diamonds on Paper

Estimation

€30 - 40

timed auction Until October 28 | 02:06 PM

Brilliant-cut DIAMOND weighing 1.00 carats.

Starting price

€700

live October 27 | 11:00 AM

A brilliant-cut diamond on paper weighing approximately 0.4 carats.

Estimation

€200 - 250

live October 27 | 10:30 AM

* BRILLIANT-CUT DIAMOND weighing 0.73 ct, unmounted. Gemmological report no. 245654095 dated February 14, 2017, issued by the IGI laboratory in Antwerp

Estimation

€600 - 1,000

live October 27 | 11:00 AM

A diamond on paper (sealed) accompanied by its IGI certificate, which states the following based on their assessment and the methods used at the time:

Estimation

€250 - 300

live October 27 | 11:00 AM

An 8.020Ct Radiant Cut Lab-Grown Diamond. Colour E, Clarity VVS2. IGI certified. Cert no: LG798622841. Measurements: 14.19 X 9.73 X 6.67mm.

Estimation

€1,400 - 1,700

live October 27 | 11:00 AM

A diamond on paper (sealed) accompanied by its IGI certificate, which states the following based on their assessment and the methods used at the time:

Estimation

€250 - 300

live October 27 | 11:00 AM

A 5.12-carat emerald on paper.

Estimation

€500 - 800

live October 27 | 10:30 AM

BRILLIANT-CUT DIAMOND weighing 1.84 ct, unmounted. Gemmological report no. 61433 dated July 27, 2026, issued by the IGI laboratory in Milan

Estimation

€2,600 - 3,000

live October 27 | 11:00 AM

A diamond on paper (sealed) accompanied by its IGI certificate, which states the following based on their assessment and the methods used at the time:

Estimation

€450 - 550

live October 27 | 10:30 AM

BRILLIANT-CUT DIAMOND weighing 2.11 ct, unmounted. Gemmological report No. 61435 dated July 27, 2026, issued by the IGI laboratory in Milan

Estimation

€4,500 - 5,000

live October 27 | 11:00 AM

A 5.20-carat sapphire on paper.

Estimation

€300 - 500

timed auction Until October 29 | 02:18 PM

Diamond, 1.01 carats. Comes with a certificate.

Starting price

€250

live October 27 | 11:00 AM

A 10.040ct Radiant Cut Lab-Grown Diamond. Colour F, Clarity VS1. IGI certified. Cert no: LG817605948. Measurements: 15.22 X 10.39 X 7.22mm.

Estimation

€1,600 - 2,200

live October 27 | 11:00 AM

A 7.270ct Pear Cut Lab-Grown Diamond. Colour E, Clarity VS1. IGI certified. Cert no: LG791607401. Measurements: 17.11 X 10.71 X 6.81mm.

Estimation

€1,300 - 1,700

live October 27 | 11:00 AM

A 5.21-carat sapphire on paper.

Estimation

€300 - 500

live October 27 | 11:00 AM

A diamond on paper (sealed) accompanied by its IGI certificate, which states the following based on their assessment and the methods used at the time:

Estimation

€200 - 300

live October 29 | 02:00 PM

BRILLIANT-CUT DIAMOND ON PAPER

Estimation

€700 - 800

live October 27 | 11:00 AM

A 7.270ct Cushion Cut Lab-Grown Diamond. Colour E, Clarity VS1. IGI certified. Cert no: LG787612009. Measurements: 13.73 X 9.94 X 6.64mm.

Estimation

€1,100 - 1,500

live October 27 | 11:00 AM

An 8.160ct Cushion Cut Lab-Grown Diamond. Colour E, Clarity VS1. IGI certified. Cert no: LG809622299. Measurements: 14.44 X 10.42 X 7.02mm.

Estimation

€1,400 - 1,700

live October 27 | 11:00 AM

A 7.010ct Radiant Cut Lab-Grown Diamond. Colour E, Clarity VS2. IGI certified. Cert no: LG829617239. Measurements: 12.78 X 9.22 X 6.29mm.

Estimation

€1,100 - 1,500

live October 27 | 11:00 AM

An IGI Certified 2.06ct Oval Mixed Cut Deep Blue Natural Sapphire. Measuring 9.02 x 6.39 x 4.10mm. Ref: 807651034.

Estimation

€210 - 300

live October 27 | 11:00 AM

An IGI Certified 1.90ct Oval Mixed Cut Purplish Red Natural Ruby. Measuring 9.42 x 6.25 x 3.68mm. Ref: 807635366.

Estimation

€280 - 420

live October 27 | 11:00 AM

An IGI Certified 1.94ct Oval Mixed Cut Green Natural Emerald. Measuring 8.97 x 7.17 x 4.62mm. Ref: 807651043.

Estimation

€190 - 300

live October 27 | 11:00 AM

A 6.03ct Africa Origin Blue Sapphire. AIG Sealed Certified. 10.89 X 8.89 X 6.28 mm. Oval Faceted. JK 18

Estimation

€59 - 84

live October 27 | 11:00 AM

A 6.65ct Africa Origin Cushion cut Blue Sapphire. 9.19 X 8.65 X 7.28 mm. AIG Sealed Certified . JK 17

Estimation

€59 - 84

live October 27 | 11:00 AM

An IGI Certified 2.05ct Marquise Mixed Cut Purplish Red Natural Ruby. Measuring 12.48 x 5.27 x 3.74mm. Ref: 807635357.

Estimation

€330 - 430

live October 27 | 11:00 AM

A 5.440ct Pear Cut Lab-Grown Diamond. Colour D, Clarity VS1. IGI certified. Cert no: LG804624324. Measurements: 15.81 X 9.92 X 5.93mm.

Estimation

€1,300 - 1,500

live October 27 | 11:00 AM

An IGI Certified 2.84ct Oval Mixed Cut Green Natural Emerald. Measuring 9.86 x 7.90 x 5.73mm. Ref: 807651039.

Estimation

€230 - 340

live October 27 | 11:00 AM

An IGI Certified 5.15ct Rectangular Cushion Mixed Cut Deep Blue Natural Sapphire. Measuring 12.00 x 8.61 x 4.82mm. Ref: 799610568.

Estimation

€210 - 300

live October 27 | 11:00 AM

An 8.010ct Pear Cut Lab-Grown Diamond. Colour E, Clarity VVS2. IGI certified. Cert no: LG759516796. Measurements: 18.21 X 11.10 X 6.91mm.

Estimation

€1,500 - 2,200

live October 27 | 11:00 AM

A Matching Pair of Pear Shaped Rubies. 1.06ctw. ABSP93

Estimation

€71 - 96

live October 27 | 11:00 AM

A 5.530ct Round Brilliant Cut Lab-Grown Diamond. Colour D, Clarity VS2. IGI certified. Cert no: LG771654035. Measurements: 11.36 X 11.40 X 6.97mm.

Estimation

€1,000 - 1,400

live October 28 | 10:30 AM

EMERALD, COLOMBIA, rectangular step-cut, weighing 8.69 ct, unmounted. Gemmological analysis no. 55220 dated June 30, 2023, issued by the IGI laboratory in Milan, certifying that the emerald is of Colombian origin.

Estimation

€3,400 - 4,200

live October 29 | 02:30 PM

ROUND DIAMOND

Estimation

€35,000 - 50,000

live October 29 | 02:30 PM

EMERALD

Estimation

€7,000 - 10,000

live October 28 | 10:30 AM

BRILLIANT-CUT DIAMOND weighing 1.93 ct, unmounted. Gemmological report no. 61434 dated July 27, 2026, issued by the IGI laboratory in Milan

Estimation

€1,500 - 2,000

live October 28 | 09:30 AM

A brilliant-shaped loupe-clean slightly tinted white 1,10 carat diamond, 20th C.

Estimation

€3,000 - 6,000

live October 28 | 11:00 AM

A 5.040ct Pear Cut Lab-Grown Diamond. Colour D, Clarity VS2. IGI certified. Cert no: LG772627047. Measurements: 15.47 X 9.50 X 5.80mm.

Estimation

€1,000 - 1,400

live October 28 | 05:00 PM

BRILLIANT-CUT DIAMOND

Estimation

€1,350

live October 28 | 10:30 AM

* DIAMOND: 1.01 ct brilliant-cut diamond, unmounted. Gemmological report No. 61475 dated July 31, 2026, issued by the IGI laboratory in Milan

Estimation

€1,200 - 1,600

live October 29 | 02:30 PM

DIAMOND ON PAPER

Estimation

€1,000 - 1,500

live October 29 | 11:00 AM

Lot 16 loose old cut diamond , total approx.2.77 ct Wesselton-Top Cape/si-p 1 Valuation Price: 1700, - EUR

Starting price

€250

live October 28 | 11:00 AM

A 4.03Ct Emerald Cut Lab-Grown Diamond. Colour D, Clarity VS1. IGI certified. Cert no: LG782625177. Measurements: 10.25 x 7.28 x 5.03 mm.

Estimation

€650 - 780

live October 28 | 11:00 AM

A 7.010ct Round Brilliant Cut Lab-Grown Diamond. Colour E, Clarity VS1. IGI certified. Cert no: LG797629941. Measurements: 12.32 X 12.39 X 7.44mm.

Estimation

€1,100 - 1,500

live October 28 | 11:00 AM

A 2.51Ct Oval Cut Lab-Grown Diamond. Colour D, Clarity VVS2. IGI certified. Cert no: LG830606269. Measurements: 11.86 x 7.71 x 4.34 mm.

Estimation

€590 - 660

timed auction Until October 29 | 07:36 PM

Lab-Grown Diamond

Starting price

€360

live October 29 | 04:00 PM

Natural round brilliant-cut diamond, weighing 2.01 ct, color white / H, clarity grade SI 2, fluorescence nil, and proportions/polish/symmetry G / VG / EXC. It comes with its corresponding gemological certificate for a natural diamond (HRD Antwerp ref. 22/013/618/012 - No. 22...).

Estimation

€9,000 - 15,000

live October 29 | 05:00 PM

An 11.93-carat emerald cut emerald.

Starting price

€2,000

live October 28 | 05:00 PM

EMERALD-CUT DIAMOND

Estimation

€725

timed auction Until October 29 | 07:30 PM

Lab-Grown Diamond

Starting price

€360

timed auction Until October 29 | 07:35 PM

Lab-Grown Diamond

Ongoing auction €300

live October 28 | 11:00 AM

A 3.02Ct Princess Cut Lab-Grown Diamond. Colour D, Clarity VS2. IGI certified. Cert no: LG788647452. Measurements: 7.99 x 7.79 x 5.33 mm.

Estimation

€530 - 600

live October 28 | 02:30 PM

THREE LOOSE DIAMONDS APPROXIMATELY 1.00 CT

Estimation

€200 - 300

live October 28 | 11:00 AM

A 9.020ct Round Brilliant Cut Lab-Grown Diamond. Colour E, Clarity VS2. IGI certified. Cert no: LG801654234. Measurements: 13.43 X 13.47 X 7.99mm.

Estimation

€1,600 - 2,200

timed auction Until October 29 | 07:33 PM

Lab-Grown Diamond

Starting price

€520

timed auction Until October 29 | 06:19 PM

Gemstone - Aquamarine

Ongoing auction €120

live October 28 | 11:00 AM

A 4.13Ct Radiant Cut Lab-Grown Diamond. Colour D, Clarity VS1. IGI certified. Cert no: LG777636479. Measurements: 11.42 x 8 x 5.38 mm.

Estimation

€690 - 720

timed auction Until October 29 | 02:19 PM

Diamond, round, 1.5 carats. Color: G. Clarity: I2. Comes with a certificate.

Ongoing auction €250

live October 29 | 10:00 AM

Oval rose-cut yellow sapphire, 7.7 × 6 mm, approximately 1.67 carats

Estimation

€10 - 20

timed auction Until October 29 | 06:33 PM

"Gemstone" - Emerald

Starting price

€100

live October 28 | 11:00 AM

A 3.15Ct Princess Cut Lab-Grown Diamond. Colour D, Clarity VVS2. IGI certified. Cert no: LG805681762. Measurements: 7.99 x 7.85 x 5.69 mm.

Estimation

€590 - 660

live October 28 | 02:00 PM

Unset natural round diamond (E VS2), 1.004 carats

Estimation

€2,500 - 3,500

live October 28 | 02:00 PM

1.04-carat round brilliant-cut diamond

Estimation

€4,000 - 6,000

timed auction Until October 29 | 06:50 PM

"Gemstone" - Yellow Sapphire

Starting price

€100

live October 29 | 02:30 PM

DIAMOND ON PAPER

Estimation

€2,000 - 3,000

timed auction Until October 29 | 02:21 PM

Ruby, 5.39 carats. Unheated. Provenance: Afghanistan. With GFCO certificate

Starting price

€80

live October 29 | 11:00 AM

Lot 2 loose old cut diamonds , total approx.0.64 ct Wesselton/si Valuation Price: 470, - EUR

Estimation

None

live October 29 | 02:30 PM

DIAMOND ON PAPER

Estimation

€1,000 - 2,000

live October 28 | 11:00 AM

A 3.01Ct Emerald Cut Lab-Grown Diamond. Colour D, Clarity VVS2. IGI certified. Cert no: LG828620198. Measurements: 10.30 x 6.72 x 4.36 mm.

Estimation

€590 - 660

live October 28 | 11:00 AM

A 3.03Ct Cushion Cut Lab-Grown Diamond. Colour D, Clarity VS2. IGI certified. Cert no: LG803678061. Measurements: 9.84 x 7.36 x 5.15 mm.

Estimation

€530 - 600

live October 28 | 11:00 AM

A 4.65Ct Oval Cut Lab-Grown Diamond. Colour D, Clarity VS2. IGI certified. Cert no: LG823697429. Measurements: 13.34 x 9.36 x 5.79 mm.

Estimation

€770 - 900

live October 28 | 11:00 AM

A 2.79Ct Oval Cut Lab-Grown Diamond. Colour D, Clarity VVS2. IGI certified. Cert no: LG799612429. Measurements: 12.05 x 7.80 x 4.66 mm.

Estimation

€710 - 780

live October 28 | 05:00 PM

NATURAL DIAMOND

Estimation

€250

live October 28 | 05:00 PM

NATURAL DIAMOND

Estimation

€500

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