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Round|Lab Grown|IGI

1.51ct J VS2 Round Lab Grown Diamond

VG • J/VS2 • IGI LG445039438

Shape and cutting style on the report: Round brilliant

Certificate IGI LG445039438

Diamond specifications and retailer prices

From £627 GBP
$840 USD
As of October 30, 2026
Save £2,816 GBP (82%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £3,443 GBP at MOH London · As of October 27, 2026
View at MOH London

About this 1.51ct lab-grown round diamond

This 1.51ct lab-grown round sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and VS2 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG445039438 or 445039438. Listed at 11 retailers as of October 27, 2026, with prices from £627 to £3,443, a £2,816 spread on the same certified stone. MOH London lists it at £3,443. 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

1.51
Carat
J
Colour
VS2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.3°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG445039438
Dimensions7.16 × 7.19 × 4.55 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
7.16 mm7.19 mm1.51 ctJ / VS2
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG445039438
Side View
Table 57.0%Crown 37.3°Girdle: STK-THKPavilion 39.9°Culet: NoneDepth 63.4%

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: Oct 30
Current: £3,443 GBP|Low: £627 GBP|High: £3,483 GBP|Avg: £1,605 GBP|+0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 2£627 GBP
Retailer 4£922 GBP
Retailer 7£1,033 GBP
Retailer 5£1,070 GBP
Retailer 8£1,070 GBP
Retailer 9£1,198 GBP
Retailer 11£1,508 GBP
Retailer 6£1,696 GBP
Retailer 10£2,049 GBP
Retailer 3£2,395 GBP
MOH London£3,443 GBP

12 data points across 11 retailers

11 retailers£627 GBP to £3,443 GBP

A
Cheapest Retailer
-
£627 GBP
$840 USD
B+
Retailer 2
-
£922 GBP
$1,236 USD
View
B+
Retailer 3
-
£1,004 GBP
$1,345 USD
View
B+
Retailer 4
-
£1,033 GBP
$1,384 USD
View
Final sale: no returns
B+
Retailer 5
-
£1,070 GBP
$1,434 USD
View
Retailer 6
-
£1,070 GBP
$1,434 USD
View
Price last confirmed 18 days ago
B+
Retailer 7
-
£1,198 GBP
$1,605 USD
View
B
Retailer 8
-
£1,696 GBP
$2,273 USD
View
B
Retailer 9
-
£2,005 GBP
$2,687 USD
View
B
Retailer 10
-
£2,049 GBP
$2,746 USD
View
Most Expensive
B
MOH London
LG445039438 · Oct 27
£3,443 GBP
View
10 more retailers have this diamond
Prices start from £627 GBPSave up to £2,816 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
1.51ct Round
£627 GBP