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Oval|Lab Grown|IGI

1.51ct J VS1 Oval Lab Grown Diamond

ID • J/VS1 • IGI LG447000125

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG447000125

Diamond specifications and retailer prices

From £1,237 GBP
$1,658 USD
As of October 29, 2026
Save £2,883 GBP (70%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £4,120 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 1.51ct lab-grown oval diamond

This 1.51ct lab-grown oval 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 LG447000125 or 447000125. Listed at 11 retailers as of October 29, 2026, with prices from £1,237 to £4,120, a £2,883 spread on the same certified stone. MOH London lists it at £4,120. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
J
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle43.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG447000125
Dimensions8.92 × 6.48 × 4.15 mm
L/W Ratio1.38
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
8.92 mm6.48 mm1.51 ctJ / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG447000125
Side View
Table 62.0%Crown 33.2°Girdle: STK-VTKPavilion 43.5°Culet: NoneDepth 64.0%

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 29
Current: £4,120 GBP|Low: £1,187 GBP|High: £4,148 GBP|Avg: £2,278 GBP|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 29, 2026
Retailer 7£1,237 GBP
Retailer 11£1,346 GBP
Retailer 12£1,385 GBP
Retailer 8£1,435 GBP
Retailer 6£1,560 GBP
Retailer 3£1,920 GBP
Retailer 9£2,255 GBP
Retailer 5£2,474 GBP
Retailer 2£2,638 GBP
Retailer 10£2,690 GBP
Retailer 4£4,109 GBP
MOH London£4,120 GBP

20 data points across 12 retailers

11 retailers£1,237 GBP to £4,120 GBP

A
Cheapest Retailer
-
£1,237 GBP
$1,658 USD
A
Retailer 2
-
£1,346 GBP
$1,803 USD
View
B+
Retailer 3
-
£1,385 GBP
$1,856 USD
View
Final sale: no returns
B+
Retailer 4
-
£1,435 GBP
$1,923 USD
View
Retailer 5
-
£1,435 GBP
$1,923 USD
View
Price last confirmed 18 days ago
B+
Retailer 6
-
£1,560 GBP
$2,090 USD
View
B
Retailer 7
-
£2,255 GBP
$3,022 USD
View
B
Retailer 8
-
£2,474 GBP
$3,315 USD
View
B
Retailer 9
-
£2,638 GBP
ZAR 57,101 ZAR
View
B
Retailer 10
-
£2,690 GBP
$3,604 USD
View
Most Expensive
B
MOH London
LG447000125 · Oct 29
£4,120 GBP
View
10 more retailers have this diamond
Prices start from £1,237 GBPSave up to £2,883 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 Oval
£1,237 GBP