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Oval|Lab Grown|IGI

1.54ct J SI2 Oval Lab Grown Diamond

ID • J/SI2 • IGI LG436073841

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG436073841

Diamond specifications and retailer prices

From £635 GBP
As of November 6, 2026
Save £2,453 GBP (79%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £3,088 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 1.54ct lab-grown oval diamond

This 1.54ct lab-grown oval sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG436073841 or 436073841. Listed at 10 retailers as of November 1, 2026, with prices from £635 to £3,088, a £2,453 spread on the same certified stone. MOH London lists it at £3,088. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.54
Carat
J
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle36.2°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436073841
Dimensions8.79 × 6.61 × 4.16 mm
L/W Ratio1.33
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
8.79 mm6.61 mm1.54 ctJ / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG436073841
Side View
Table 62.0%Crown 36.2°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 62.9%

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 6
Current: £3,088 GBP|Low: £635 GBP|High: £3,125 GBP|Avg: £1,519 GBP
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 2£635 GBP
Retailer 3£785 GBP
Retailer 6£879 GBP
Retailer 4£911 GBP
Retailer 8£1,316 GBP
Retailer 5£1,452 GBP
Retailer 7£1,903 GBP
Retailer 9£2,038 GBP
MOH London£3,088 GBP

12 data points across 9 retailers

10 retailers£635 GBP to £3,088 GBP

A
Cheapest Retailer
-
£635 GBP
B+
Retailer 2
-
£785 GBP
View
B+
Retailer 3
-
£854 GBP
View
B+
Retailer 4
-
£879 GBP
View
Final sale: no returns
B+
Retailer 5
-
£911 GBP
View
Retailer 6
-
£911 GBP
View
Price last confirmed 25 days ago
B
Retailer 7
-
£1,452 GBP
View
B
Retailer 8
-
£1,707 GBP
View
B
Retailer 9
-
£1,903 GBP
View
Most Expensive
B
MOH London
LG436073841 · Nov 1
£3,088 GBP
View
9 more retailers have this diamond
Prices start from £635 GBPSave up to £2,453 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
1.54ct Oval
£635 GBP