Round|Lab Grown|IGI

3.12ct J VVS2 Round Lab Grown Diamond

EX • J/VVS2 • IGI LG508124216

Shape and cutting style on the report: Round brilliant

Certificate IGI LG508124216

Diamond specifications and retailer prices

From €635 EUR

As of November 5, 2026

Save €2,251 EUR (78%) vs most expensive(unlock to see where)

16 retailers carry this diamond

Most expensive: €2,886 EUR at MOH London · As of November 5, 2026

View at MOH London

About this 3.12ct lab-grown round diamond

This 3.12ct lab-grown round sits in the three to five carat band, graded J colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG508124216 or 508124216. Listed at 16 retailers as of November 5, 2026, with prices from €635 to €2,886, a €2,251 spread on the same certified stone. MOH London lists it at €2,886. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.12

Carat

Colour

VVS2

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle35.3°

Pavilion angle41.3°

OriginLab Grown

Grading LabIGI

CertificateIGI LG508124216

Dimensions9.34 × 9.30 × 5.77 mm

L/W Ratio1.00

Girdle conditionFaceted

Culet sizePointed

Cert comments

This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG508124216

Side View

Caratlytics Score

How it works →

Excellent

Excellent quality and great value

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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5

Current: €2,886 EUR|Low: €635 EUR|High: €3,109 EUR|Avg: €1,530 EUR|-0.3%

MOH London

Retailer 2

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Retailer 14

November 5, 2026

Retailer 11€635 EUR

Retailer 13€711 EUR

Retailer 4€855 EUR

Retailer 6€856 EUR

Retailer 8€895 EUR

Retailer 12€1,008 EUR

Retailer 10€1,197 EUR

Retailer 14€1,356 EUR

Retailer 5€1,692 EUR

Retailer 7€1,693 EUR

Retailer 2€1,712 EUR

Retailer 9€1,816 EUR

Retailer 3€2,541 EUR

MOH London€2,886 EUR

29 data points across 14 retailers

16 retailers€635 EUR to €2,886 EUR

Cheapest Retailer

€635 EUR

Retailer 2

€691 EUR

View

Retailer 3

€711 EUR

View

Final sale: no returns

Retailer 4

€737 EUR

View

Retailer 5

€737 EUR

View

Price last confirmed 20 days ago

Retailer 6

€855 EUR

View

Retailer 7

€895 EUR

View

B+

Retailer 8

€1,008 EUR

View

B+

Retailer 9

€1,197 EUR

View

B+

Retailer 10

€1,356 EUR

View

Retailer 11

€1,693 EUR

View

Retailer 12

€1,712 EUR

View

Retailer 13

€1,816 EUR

View

Retailer 14

€2,072 EUR

View

Retailer 15

€2,541 EUR

View

Most Expensive

MOH London

LG508124216 · Nov 5

€2,886 EUR

£2,551 GBP

View

15 more retailers have this diamond

Prices start from €635 EURSave up to €2,251 EUR

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

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3.12ct Round

€635 EUR