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Oval|Lab Grown|IGI

1.50ct I SI2 Oval Lab Grown Diamond

ID • I/SI2 • IGI LG436073786

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG436073786

Diamond specifications and retailer prices

From £590 GBP
As of November 6, 2026
Save £2,506 GBP (81%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £3,096 GBP at MOH London · As of November 5, 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 LG436073786 or 436073786. Listed at 11 retailers as of November 5, 2026, with prices from £590 to £3,096, a £2,506 spread on the same certified stone. MOH London lists it at £3,096. 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 angle34.9°
Pavilion angle42°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436073786
Dimensions9.06 × 6.27 × 4.04 mm
L/W Ratio1.44
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
9.06 mm6.27 mm1.50 ctI / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG436073786
Side View
Table 59.0%Crown 34.9°Girdle: STK-THKPavilion 42°Culet: NoneDepth 64.4%

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: £3,096 GBP|Low: £590 GBP|High: £3,145 GBP|Avg: £1,431 GBP|-0.2%
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 6, 2026
Retailer 7£590 GBP
Retailer 6£833 GBP
Retailer 11£906 GBP
Retailer 12£932 GBP
Retailer 8£966 GBP
Retailer 13£966 GBP
Retailer 4£1,382 GBP
Retailer 2£1,428 GBP
Retailer 9£1,537 GBP
Retailer 10£1,811 GBP
Retailer 3£1,960 GBP
Retailer 5£2,162 GBP
MOH London£3,096 GBP

40 data points across 13 retailers

11 retailers£590 GBP to £3,096 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
-
£1,428 GBP
View
B
Retailer 8
-
£1,537 GBP
View
B
Retailer 9
-
£1,811 GBP
View
B
Retailer 10
-
£1,960 GBP
View
Most Expensive
B
MOH London
LG436073786 · Nov 5
£3,096 GBP
View
10 more retailers have this diamond
Prices start from £590 GBPSave up to £2,506 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