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Radiant|Lab Grown|IGI

1.55ct G VVS2 Radiant Lab Grown Diamond

ID • G/VVS2 • IGI LG837660193

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

Certificate IGI LG837660193

Diamond specifications and retailer prices

From £197 GBP
As of November 4, 2026
Save £695 GBP (78%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £892 GBP at Brilliance · As of November 3, 2026
View at Brilliance

About this 1.55ct lab-grown radiant diamond

This 1.55ct lab-grown radiant sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG837660193 or 837660193. Listed at 12 retailers as of November 3, 2026, with prices from £197 to £892, a £695 spread on the same certified stone. Brilliance lists it at £892. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
G
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.5°
Pavilion angle32.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837660193
Dimensions8.64 × 5.52 × 3.62 mm
L/W Ratio1.57
Culet sizeNone
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.64 mm5.52 mm1.55 ctG / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837660193
Side View
Table 60.0%Crown 45.5°Girdle: Slightly ThickPavilion 32.9°Culet: NoneDepth 65.6%

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 4
Current: £892 GBP|Low: £197 GBP|High: £892 GBP|Avg: £539 GBP
Brilliance
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 5, 2026
Retailer 10£197 GBP
Retailer 4£296 GBP
Retailer 7£360 GBP
Retailer 8£378 GBP
Retailer 11£396 GBP
Retailer 2£410 GBP
Retailer 5£512 GBP
Retailer 6£557 GBP
Retailer 12£726 GBP
Retailer 3£743 GBP
Retailer 9£879 GBP
Brilliance£892 GBP

21 data points across 12 retailers

12 retailers£197 GBP to £892 GBP

A
Cheapest Retailer
-
£197 GBP
Final sale: no returns
B+
Retailer 2
-
£296 GBP
View
A
Retailer 3
-
£360 GBP
View
A
Retailer 4
-
£378 GBP
View
A
Retailer 5
-
£396 GBP
View
A
Retailer 6
-
£410 GBP
View
B+
Retailer 7
-
£512 GBP
View
B+
Retailer 8
-
£557 GBP
View
Retailer 9
-
£726 GBP
View
Price last confirmed 8 days ago
B
Retailer 10
-
£743 GBP
View
B
Retailer 11
-
£879 GBP
View
Most Expensive
B
Brilliance
D46155799 · Nov 3
£892 GBP
$1,204 USD
View
11 more retailers have this diamond
Prices start from £197 GBPSave up to £695 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
1.55ct Radiant
£197 GBP