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Radiant|Lab Grown|IGI

1.37ct G VVS2 Radiant Lab Grown Diamond

ID • G/VVS2 • IGI LG636403939

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

Certificate IGI LG636403939

Diamond specifications and retailer prices

From £405 GBP
As of October 31, 2026
2 retailers carry this diamond
Most expensive: £621 GBP at Rare Carat
View at Rare Carat

About this 1.37ct lab-grown radiant diamond

This 1.37ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG636403939 or 636403939. Listed at 2 retailers as of October 31, 2026. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.37
Carat
G
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.6°
Pavilion angle35°
OriginLab Grown
Grading LabIGI
CertificateIGI LG636403939
Dimensions7.69 × 5.50 × 3.72 mm
L/W Ratio1.40
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.69 mm5.50 mm1.37 ctG / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG636403939
Side View
Table 66.0%Crown 45.6°Girdle: Slightly ThickPavilion 35°Culet: NoneDepth 67.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 31
Current: £596 GBP|Low: £234 GBP|High: £1,097 GBP|Avg: £551 GBP|-21.6%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
June 28, 2026
Retailer 6£234 GBP
Retailer 7£242 GBP
Retailer 9£281 GBP
Retailer 11£374 GBP
Retailer 10£378 GBP
Retailer 2£413 GBP
Retailer 8£506 GBP
Rare Carat£596 GBP
Retailer 4£679 GBP
Retailer 5£751 GBP
Retailer 3£1,075 GBP

43 data points across 11 retailers

2 retailers

B+
Cheapest Retailer
-
£405 GBP
Most Expensive
Rare Carat
636403939
£621 GBP
$832 USD
View
1 more retailer has this diamond
Prices start from £405 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+
1.37ct Radiant
£405 GBP