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Round|Lab Grown|IGI

1.50ct J VS1 Round Lab Grown Diamond

VG • J/VS1 • IGI LG375961097

Shape and cutting style on the report: Round brilliant

Certificate IGI LG375961097

Diamond specifications and retailer prices

From £624 GBP
As of November 5, 2026
Save £3,018 GBP (83%) 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 very-good cut grade and certified by IGI LG375961097 or 375961097. Listed at 13 retailers as of November 5, 2026, with prices from £624 to £3,642, a £3,018 spread on the same certified stone. MOH London lists it at £3,642. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.50
Carat
J
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.7°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG375961097
Dimensions7.33 × 7.28 × 4.49 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Chemical Vapor Deposition (CVD) laboratory grown diamond is classified as Type IIa.
Top View
7.33 mm7.28 mm1.50 ctJ / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG375961097
Side View
Table 60.5%Crown 32.7°Girdle: STK-THKPavilion 41.5°Culet: NoneDepth 61.4%

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 5
Current: £3,642 GBP|Low: £624 GBP|High: £3,702 GBP|Avg: £1,565 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
November 5, 2026
Retailer 6£624 GBP
Retailer 7£980 GBP
Retailer 12£1,066 GBP
Retailer 11£1,097 GBP
Retailer 8£1,137 GBP
Retailer 10£1,137 GBP
Retailer 4£1,263 GBP
Retailer 2£1,680 GBP
Retailer 9£1,797 GBP
Retailer 5£2,092 GBP
Retailer 3£2,131 GBP
MOH London£3,642 GBP

42 data points across 12 retailers

13 retailers£624 GBP to £3,642 GBP

A
Cheapest Retailer
-
£624 GBP
B+
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
LG375961097 · Nov 5
£3,642 GBP
View
12 more retailers have this diamond
Prices start from £624 GBPSave up to £3,018 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
£624 GBP