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Round|Lab Grown|IGI

2.10ct J SI1 Round Lab Grown Diamond

ID • J/SI1 • IGI LG492134136

Shape and cutting style on the report: Round brilliant

Certificate IGI LG492134136

Diamond specifications and retailer prices

From £654 GBP
As of November 5, 2026
Save £4,511 GBP (87%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £5,165 GBP at MOH London · As of November 5, 2026
View at MOH London

About this 2.1ct lab-grown round diamond

This 2.1ct lab-grown round sits in the two to three carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG492134136 or 492134136. Listed at 12 retailers as of November 5, 2026, with prices from £654 to £5,165, a £4,511 spread on the same certified stone. MOH London lists it at £5,165. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

2.10
Carat
J
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG492134136
Dimensions8.35 × 8.39 × 4.95 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
8.35 mm8.39 mm2.10 ctJ / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG492134136
Side View
Table 58.5%Crown 33.1°Girdle: THN-MEDPavilion 40.4°Culet: NoneDepth 59.2%

Caratlytics Score

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A
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: £5,165 GBP|Low: £654 GBP|High: £5,248 GBP|Avg: £2,328 GBP|-1.3%
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
November 5, 2026
Retailer 8£654 GBP
Retailer 7£1,646 GBP
Retailer 11£1,791 GBP
Retailer 13£1,842 GBP
Retailer 3£1,909 GBP
Retailer 9£1,909 GBP
Retailer 4£2,032 GBP
Retailer 2£2,257 GBP
Retailer 5£2,424 GBP
Retailer 12£2,624 GBP
Retailer 10£2,982 GBP
Retailer 6£2,992 GBP
MOH London£5,165 GBP

39 data points across 13 retailers

12 retailers£654 GBP to £5,165 GBP

A
Cheapest Retailer
-
£654 GBP
B+
Retailer 2
-
£1,646 GBP
View
B+
Retailer 3
-
£1,791 GBP
View
B+
Retailer 4
-
£1,842 GBP
View
Final sale: no returns
B+
Retailer 5
-
£1,909 GBP
View
Retailer 6
-
£1,909 GBP
View
Price last confirmed 26 days ago
B+
Retailer 7
-
£2,032 GBP
View
B
Retailer 8
-
£2,257 GBP
View
B
Retailer 9
-
£2,624 GBP
View
B
Retailer 10
-
£2,982 GBP
View
B
Retailer 11
-
£2,992 GBP
View
Most Expensive
B
MOH London
LG492134136 · Nov 5
£5,165 GBP
View
11 more retailers have this diamond
Prices start from £654 GBPSave up to £4,511 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
2.10ct Round
£654 GBP