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Round|Lab Grown|IGI

3.12ct J VS2 Round Lab Grown Diamond

ID • J/VS2 • IGI LG497182061

Shape and cutting style on the report: Round brilliant

Certificate IGI LG497182061

Diamond specifications and retailer prices

From £655 GBP
As of November 4, 2026
7 retailers carry this diamond
Most expensive: £1,459 GBP at MOH London · As of October 1, 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 VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG497182061 or 497182061. Listed at 7 retailers as of November 4, 2026. 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
J
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG497182061
Dimensions9.31 × 9.34 × 5.81 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
Top View
9.31 mm9.34 mm3.12 ctJ / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG497182061
Side View
Table 56.5%Crown 34.6°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: £1,459 GBP|Low: £321 GBP|High: £2,548 GBP|Avg: £1,048 GBP|+1.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 10, 2026
Retailer 8£321 GBP
Retailer 9£356 GBP
Retailer 7£470 GBP
Retailer 2£655 GBP
Retailer 11£808 GBP
Retailer 10£857 GBP
Retailer 6£918 GBP
Retailer 12£918 GBP
Retailer 5£953 GBP
Retailer 3£1,374 GBP
MOH London£1,459 GBP
Retailer 4£2,340 GBP
Retailer 13£2,548 GBP

7 data points across 13 retailers

7 retailers

Retailer 1
-
£275 GBP
Price last confirmed 29 days ago
Retailer 2
-
£321 GBP
View
Price last confirmed 31 days ago
Retailer 3
-
£356 GBP
View
Price last confirmed 35 days ago
A
Retailer 4
-
£655 GBP
View
Retailer 5
-
£1,262 GBP
View
Price last confirmed 30 days ago
Retailer 6
-
£1,374 GBP
View
Price last confirmed 29 days ago
Most Expensive
MOH London
LG497182061 · Oct 1
£1,459 GBP
View
Price last confirmed 36 days ago
6 more retailers have this diamond
Prices start from £655 GBP

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.

A
3.12ct Round
£655 GBP