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Oval|Lab Grown|IGI

1.50ct I SI2 Oval Lab Grown Diamond

ID • I/SI2 • IGI LG445035847

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG445035847

Diamond specifications and retailer prices

From £590 GBP
As of November 6, 2026
Save £2,513 GBP (81%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £3,104 GBP at MOH London · As of November 3, 2026
View at MOH London

About this 1.5ct lab-grown oval diamond

This 1.5ct lab-grown oval sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG445035847 or 445035847. Listed at 10 retailers as of November 3, 2026, with prices from £590 to £3,104, a £2,513 spread on the same certified stone. MOH London lists it at £3,104. 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

1.50
Carat
I
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle35.4°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG445035847
Dimensions8.70 × 6.46 × 4.12 mm
L/W Ratio1.35
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
8.70 mm6.46 mm1.50 ctI / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG445035847
Side View
Table 58.5%Crown 35.4°Girdle: STK-VTKPavilion 41.3°Culet: NoneDepth 63.8%

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 6
Current: £3,104 GBP|Low: £590 GBP|High: £3,142 GBP|Avg: £1,472 GBP
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 3, 2026
Retailer 4£590 GBP
Retailer 2£833 GBP
Retailer 8£906 GBP
Retailer 9£932 GBP
Retailer 5£966 GBP
Retailer 11£1,382 GBP
Retailer 6£1,537 GBP
Retailer 7£1,811 GBP
Retailer 10£1,960 GBP
Retailer 3£2,162 GBP
MOH London£3,104 GBP

12 data points across 11 retailers

10 retailers£590 GBP to £3,104 GBP

A
Cheapest Retailer
-
£590 GBP
B+
Retailer 2
-
£833 GBP
View
B+
Retailer 3
-
£906 GBP
View
B+
Retailer 4
-
£932 GBP
View
Final sale: no returns
Retailer 5
-
£966 GBP
View
Price last confirmed 25 days ago
B+
Retailer 6
-
£966 GBP
View
B
Retailer 7
-
£1,537 GBP
View
B
Retailer 8
-
£1,811 GBP
View
B
Retailer 9
-
£1,960 GBP
View
Most Expensive
B
MOH London
LG445035847 · Nov 3
£3,104 GBP
View
9 more retailers have this diamond
Prices start from £590 GBPSave up to £2,513 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
1.50ct Oval
£590 GBP