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Round|Lab Grown|IGI

1.50ct J VS1 Round Lab Grown Diamond

EX • J/VS1 • IGI LG395964181

Shape and cutting style on the report: Round brilliant

Certificate IGI LG395964181

Diamond specifications and retailer prices

From £654 GBP
As of November 5, 2026
Save £2,988 GBP (82%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £3,642 GBP at MOH London · As of November 5, 2026
View at MOH London

About this 1.5ct lab-grown round diamond

This 1.5ct lab-grown round sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG395964181 or 395964181. Listed at 13 retailers as of November 5, 2026, with prices from £654 to £3,642, a £2,988 spread on the same certified stone. MOH London lists it at £3,642. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
J
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG395964181
Dimensions7.30 × 7.31 × 4.48 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory grown diamond was created by chemical vapor deposition process (CVD) Type IIa
Top View
7.30 mm7.31 mm1.50 ctJ / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG395964181
Side View
Table 62.0%Crown 35.4°Girdle: Slightly ThickPavilion 41.1°Culet: NoneDepth 61.3%

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 5
Current: £3,642 GBP|Low: £654 GBP|High: £3,696 GBP|Avg: £1,609 GBP|-1.3%
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
November 5, 2026
Retailer 8£654 GBP
Retailer 9£980 GBP
Retailer 14£1,066 GBP
Retailer 13£1,097 GBP
Retailer 10£1,137 GBP
Retailer 12£1,137 GBP
Retailer 4£1,263 GBP
Retailer 5£1,563 GBP
Retailer 2£1,680 GBP
Retailer 11£1,797 GBP
Retailer 7£2,092 GBP
Retailer 6£2,119 GBP
Retailer 3£2,131 GBP
MOH London£3,642 GBP

41 data points across 14 retailers

13 retailers£654 GBP to £3,642 GBP

A
Cheapest Retailer
-
£654 GBP
A
Retailer 2
-
£980 GBP
View
B+
Retailer 3
-
£1,066 GBP
View
B+
Retailer 4
-
£1,097 GBP
View
Final sale: no returns
B+
Retailer 5
-
£1,137 GBP
View
Retailer 6
-
£1,137 GBP
View
Price last confirmed 25 days ago
B+
Retailer 7
-
£1,263 GBP
View
B+
Retailer 8
-
£1,680 GBP
View
B
Retailer 9
-
£1,797 GBP
View
B
Retailer 10
-
£2,092 GBP
View
B
Retailer 11
-
£2,119 GBP
View
B
Retailer 12
-
£2,131 GBP
View
Most Expensive
B
MOH London
LG395964181 · Nov 5
£3,642 GBP
View
12 more retailers have this diamond
Prices start from £654 GBPSave up to £2,988 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 Round
£654 GBP