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Radiant|Lab Grown|IGI

1.50ct H VS1 Radiant Lab Grown Diamond

ID • H/VS1 • IGI LG638425362

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

Certificate IGI LG638425362

Diamond specifications and retailer prices

From £170 GBP
As of November 4, 2026
Save £710 GBP (81%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £881 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 1.5ct lab-grown radiant diamond

This 1.5ct lab-grown radiant sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG638425362 or 638425362. Listed at 20 retailers as of November 1, 2026, with prices from £170 to £881, a £710 spread on the same certified stone. MOH London lists it at £881. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.7°
Pavilion angle37.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG638425362
Dimensions8.26 × 5.69 × 3.77 mm
L/W Ratio1.45
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.26 mm5.69 mm1.50 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG638425362
Side View
Table 62.0%Crown 42.7°Girdle: ThinPavilion 37.1°Culet: NoneDepth 66.3%

Caratlytics Score

How it works →
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 4
Current: £881 GBP|Low: £151 GBP|High: £881 GBP|Avg: £458 GBP|+12.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 4, 2026
Retailer 5£152 GBP
Retailer 15£170 GBP
Retailer 3£176 GBP
Retailer 8£195 GBP
Retailer 16£253 GBP
Retailer 12£325 GBP
Retailer 10£343 GBP
Retailer 4£360 GBP
Retailer 14£378 GBP
Retailer 11£439 GBP
Retailer 2£581 GBP
Retailer 9£608 GBP
Retailer 6£644 GBP
Retailer 7£711 GBP
Retailer 13£751 GBP
MOH London£881 GBP

30 data points across 16 retailers

20 retailers£170 GBP to £881 GBP

Retailer 1
-
£152 GBP
Price last confirmed 9 days ago
A
Retailer 2
-
£170 GBP
View
Final sale: no returns
Retailer 3
-
£176 GBP
View
Price last confirmed 8 days ago
A
Retailer 4
-
£188 GBP
View
Retailer 5
-
£195 GBP
View
Price last confirmed 11 days ago
Retailer 6
-
£195 GBP
View
Price last confirmed 11 days ago
B+
Retailer 7
-
£253 GBP
View
A
Retailer 8
-
£325 GBP
View
A
Retailer 9
-
£343 GBP
View
A
Retailer 10
-
£360 GBP
View
A
Retailer 11
-
£378 GBP
View
A
Retailer 12
-
£439 GBP
View
A
Retailer 13
-
£491 GBP
View
B+
Retailer 14
-
£581 GBP
View
B+
Retailer 15
-
£608 GBP
View
Retailer 16
-
£627 GBP
View
Price last confirmed 11 days ago
B+
Retailer 17
-
£644 GBP
View
B+
Retailer 18
-
£711 GBP
View
B+
Retailer 19
-
£751 GBP
View
Most Expensive
B
MOH London
LG638425362 · Nov 1
£881 GBP
View
19 more retailers have this diamond
Prices start from £170 GBPSave up to £710 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
1.50ct Radiant
£170 GBP