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Radiant|Lab Grown|IGI

2.20ct H SI1 Radiant Lab Grown Diamond

ID • H/SI1 • IGI LG508156140

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG508156140

Diamond specifications and retailer prices

From £1,031 GBP
As of November 6, 2026
Save £6,196 GBP (86%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £7,227 GBP at MOH London · As of November 5, 2026
View at MOH London

About this 2.2ct lab-grown radiant diamond

This 2.2ct lab-grown radiant sits in the two to three carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG508156140 or 508156140. Listed at 10 retailers as of November 5, 2026, with prices from £1,031 to £7,227, a £6,196 spread on the same certified stone. MOH London lists it at £7,227. 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

2.20
Carat
H
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle46.9°
Pavilion angle28.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG508156140
Dimensions8.45 × 6.45 × 4.21 mm
L/W Ratio1.31
Girdle conditionFaceted
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
8.45 mm6.45 mm2.20 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG508156140
Side View
Table 66.5%Crown 46.9°Girdle: Slightly ThickPavilion 28.9°Culet: NoneDepth 65.3%

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 6
Current: £7,227 GBP|Low: £1,031 GBP|High: £7,344 GBP|Avg: £3,704 GBP|-1.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 5, 2026
Retailer 2£1,031 GBP
Retailer 4£2,465 GBP
Retailer 5£2,859 GBP
Retailer 7£2,977 GBP
Retailer 8£3,315 GBP
Retailer 3£3,943 GBP
Retailer 6£4,437 GBP
MOH London£7,227 GBP

13 data points across 8 retailers

10 retailers£1,031 GBP to £7,227 GBP

A
Cheapest Retailer
-
£1,031 GBP
B+
Retailer 2
-
£2,465 GBP
View
B+
Retailer 3
-
£2,681 GBP
View
B
Retailer 4
-
£2,859 GBP
View
Retailer 5
-
£2,859 GBP
View
Price last confirmed 26 days ago
B+
Retailer 6
-
£2,977 GBP
View
B
Retailer 7
-
£3,573 GBP
View
B
Retailer 8
-
£3,943 GBP
View
B
Retailer 9
-
£4,437 GBP
View
Most Expensive
B
MOH London
LG508156140 · Nov 5
£7,227 GBP
View
9 more retailers have this diamond
Prices start from £1,031 GBPSave up to £6,196 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
2.20ct Radiant
£1,031 GBP