Round|Lab Grown|IGI

2.11ct J SI1 Round Lab Grown Diamond

EX • J/SI1 • IGI LG478110959

Shape and cutting style on the report: Round brilliant

Certificate IGI LG478110959

Diamond specifications and retailer prices

From £661 GBP
As of November 5, 2026
Save £4,529 GBP (87%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £5,190 GBP at MOH London · As of November 5, 2026
View at MOH London

About this 2.11ct lab-grown round diamond

This 2.11ct 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 LG478110959 or 478110959. Listed at 11 retailers as of November 5, 2026, with prices from £661 to £5,190, a £4,529 spread on the same certified stone. MOH London lists it at £5,190. 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

2.11
Carat
J
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.4°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG478110959
Dimensions8.36 × 8.37 × 4.87 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
8.36 mm8.37 mm2.11 ctJ / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG478110959
Side View
Table 62.5%Crown 32.4°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 58.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: £5,190 GBP|Low: £661 GBP|High: £5,274 GBP|Avg: £2,499 GBP|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 5, 2026
Retailer 4£661 GBP
Retailer 3£1,653 GBP
Retailer 7£1,852 GBP
Retailer 5£1,918 GBP
Retailer 8£2,040 GBP
Retailer 9£2,435 GBP
Retailer 6£2,995 GBP
Retailer 2£3,006 GBP
MOH London£5,190 GBP

16 data points across 9 retailers

11 retailers£661 GBP to £5,190 GBP

A
Cheapest Retailer
-
£661 GBP
B+
Retailer 2
-
£1,653 GBP
View
B+
Retailer 3
-
£1,799 GBP
View
B+
Retailer 4
-
£1,852 GBP
View
Final sale: no returns
Retailer 5
-
£1,918 GBP
View
Price last confirmed 26 days ago
B+
Retailer 6
-
£1,918 GBP
View
B+
Retailer 7
-
£2,040 GBP
View
B
Retailer 8
-
£2,636 GBP
View
B
Retailer 9
-
£2,995 GBP
View
B
Retailer 10
-
£3,006 GBP
View
Most Expensive
B
MOH London
LG478110959 · Nov 5
£5,190 GBP
View
10 more retailers have this diamond
Prices start from £661 GBPSave up to £4,529 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
2.11ct Round
£661 GBP