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Oval|Lab Grown|IGI

1.53ct J SI1 Oval Lab Grown Diamond

ID • J/SI1 • IGI LG445036577

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG445036577

Diamond specifications and retailer prices

From £635 GBP
As of November 6, 2026
Save £2,521 GBP (80%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £3,156 GBP at MOH London · As of November 5, 2026
View at MOH London

About this 1.53ct lab-grown oval diamond

This 1.53ct lab-grown oval sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG445036577 or 445036577. Listed at 11 retailers as of November 5, 2026, with prices from £635 to £3,156, a £2,521 spread on the same certified stone. MOH London lists it at £3,156. 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

1.53
Carat
J
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle35.9°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG445036577
Dimensions8.91 × 6.53 × 4.14 mm
L/W Ratio1.36
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
8.91 mm6.53 mm1.53 ctJ / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG445036577
Side View
Table 57.5%Crown 35.9°Girdle: MED-STKPavilion 41°Culet: NoneDepth 63.4%

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 6
Current: £3,156 GBP|Low: £635 GBP|High: £3,202 GBP|Avg: £1,607 GBP|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 2£635 GBP
Retailer 3£849 GBP
Retailer 6£951 GBP
Retailer 4£985 GBP
Retailer 7£1,113 GBP
Retailer 9£1,405 GBP
Retailer 5£1,565 GBP
Retailer 8£1,941 GBP
Retailer 10£2,820 GBP
MOH London£3,156 GBP

13 data points across 10 retailers

11 retailers£635 GBP to £3,156 GBP

A
Cheapest Retailer
-
£635 GBP
A
Retailer 2
-
£849 GBP
View
B+
Retailer 3
-
£923 GBP
View
B+
Retailer 4
-
£951 GBP
View
Final sale: no returns
Retailer 5
-
£985 GBP
View
Price last confirmed 25 days ago
B+
Retailer 6
-
£985 GBP
View
B+
Retailer 7
-
£1,113 GBP
View
B+
Retailer 8
-
£1,565 GBP
View
B
Retailer 9
-
£1,846 GBP
View
B
Retailer 10
-
£1,941 GBP
View
Most Expensive
B
MOH London
LG445036577 · Nov 5
£3,156 GBP
View
10 more retailers have this diamond
Prices start from £635 GBPSave up to £2,521 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
1.53ct Oval
£635 GBP