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Round|Lab Grown|IGI

1.36ct J VS1 Round Lab Grown Diamond

ID • J/VS1 • IGI LG451057249

Shape and cutting style on the report: Round brilliant

Certificate IGI LG451057249

Diamond specifications and retailer prices

From £539 GBP
As of November 5, 2026
Save £1,918 GBP (78%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £2,457 GBP at MOH London · As of November 3, 2026
View at MOH London

About this 1.36ct lab-grown round diamond

This 1.36ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded J colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG451057249 or 451057249. Listed at 13 retailers as of November 3, 2026, with prices from £539 to £2,457, a £1,918 spread on the same certified stone. MOH London lists it at £2,457. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.36
Carat
J
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG451057249
Dimensions7.10 × 7.08 × 4.37 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
7.10 mm7.08 mm1.36 ctJ / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG451057249
Side View
Table 58.0%Crown 34.9°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 61.6%

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: Nov 5
Current: £2,457 GBP|Low: £518 GBP|High: £2,490 GBP|Avg: £1,044 GBP
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
November 5, 2026
Retailer 10£539 GBP
Retailer 7£572 GBP
Retailer 4£587 GBP
Retailer 3£604 GBP
Retailer 11£626 GBP
Retailer 13£626 GBP
Retailer 8£758 GBP
Retailer 12£1,015 GBP
Retailer 6£1,149 GBP
Retailer 2£1,369 GBP
Retailer 9£1,542 GBP
Retailer 5£1,759 GBP
MOH London£2,457 GBP

42 data points across 13 retailers

13 retailers£539 GBP to £2,457 GBP

A
Cheapest Retailer
-
£539 GBP
A
Retailer 2
-
£572 GBP
View
A
Retailer 3
-
£587 GBP
View
A
Retailer 4
-
£604 GBP
View
Final sale: no returns
A
Retailer 5
-
£626 GBP
View
Retailer 6
-
£626 GBP
View
Price last confirmed 20 days ago
A
Retailer 7
-
£758 GBP
View
B+
Retailer 8
-
£1,015 GBP
View
B+
Retailer 9
-
£1,149 GBP
View
B+
Retailer 10
-
£1,369 GBP
View
B
Retailer 11
-
£1,542 GBP
View
B
Retailer 12
-
£1,759 GBP
View
Most Expensive
B
MOH London
LG451057249 · Nov 3
£2,457 GBP
View
12 more retailers have this diamond
Prices start from £539 GBPSave up to £1,918 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
1.36ct Round
£539 GBP