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Radiant|Lab Grown|IGI

2.20ct G SI1 Radiant Lab Grown Diamond

ID • G/SI1 • IGI LG508137712

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

Certificate IGI LG508137712

Diamond specifications and retailer prices

From £1,890 GBP
As of November 6, 2026
Save £6,154 GBP (77%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £8,044 GBP at Reve Diamonds · As of November 6, 2026
View at Reve Diamonds

About this 2.2ct lab-grown radiant diamond

This 2.2ct lab-grown radiant sits in the two to three carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG508137712 or 508137712. Listed at 14 retailers as of November 6, 2026, with prices from £1,890 to £8,044, a £6,154 spread on the same certified stone. Reve Diamonds lists it at £8,044. 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
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.7°
Pavilion angle30°
OriginLab Grown
Grading LabIGI
CertificateIGI LG508137712
Dimensions8.62 × 6.42 × 4.34 mm
L/W Ratio1.34
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
8.62 mm6.42 mm2.20 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG508137712
Side View
Table 66.0%Crown 45.7°Girdle: MED-STKPavilion 30°Culet: NoneDepth 67.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: £6,569 GBP|Low: £1,890 GBP|High: £8,044 GBP|Avg: £4,339 GBP|-0.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Reve Diamonds
November 5, 2026
Retailer 5£1,890 GBP
Retailer 4£2,651 GBP
Retailer 8£2,968 GBP
Retailer 6£3,075 GBP
Retailer 2£4,073 GBP
Retailer 3£4,158 GBP
Retailer 7£4,770 GBP
Retailer 1£6,569 GBP
Reve Diamonds£8,044 GBP

42 data points across 9 retailers

14 retailers£1,890 GBP to £8,044 GBP

B+
Cheapest Retailer
-
£1,890 GBP
B
Retailer 2
-
£2,651 GBP
View
B
Retailer 3
-
£2,795 GBP
View
B
Retailer 4
-
£2,885 GBP
View
B
Retailer 5
-
£2,968 GBP
View
Final sale: no returns
B
Retailer 6
-
£3,075 GBP
View
Retailer 7
-
£3,075 GBP
View
Price last confirmed 26 days ago
B
Retailer 8
-
£3,190 GBP
View
B
Retailer 9
-
£3,843 GBP
View
B
Retailer 10
-
£4,073 GBP
View
B
Retailer 11
-
£4,158 GBP
View
B
Retailer 12
-
£4,770 GBP
View
B
Retailer 13
-
£6,569 GBP
View
Most Expensive
B
Reve Diamonds
EC3053977 · Nov 6
£8,044 GBP
$10,767 USD
View
13 more retailers have this diamond
Prices start from £1,890 GBPSave up to £6,154 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.

B+
2.20ct Radiant
£1,890 GBP