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Oval|Lab Grown|IGI

1.50ct E SI1 Oval Lab Grown Diamond

ID • E/SI1 • IGI LG850605538

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG850605538

Diamond specifications and retailer prices

From £170 GBP
As of November 6, 2026
Save £714 GBP (81%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £884 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 E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG850605538 or 850605538. Listed at 9 retailers as of November 5, 2026, with prices from £170 to £884, a £714 spread on the same certified stone. MOH London lists it at £884. 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
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.6°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG850605538
Dimensions9.51 × 6.36 × 3.89 mm
L/W Ratio1.50
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.51 mm6.36 mm1.50 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG850605538
Side View
Table 66.0%Crown 32.6°Girdle: STK-THKPavilion 41.2°Culet: NoneDepth 61.2%

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: £884 GBP|Low: £170 GBP|High: £886 GBP|Avg: £449 GBP|-0.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 5£170 GBP
Retailer 2£241 GBP
Retailer 7£256 GBP
Retailer 8£337 GBP
Retailer 3£344 GBP
Retailer 4£495 GBP
Retailer 9£649 GBP
Retailer 6£687 GBP
MOH London£884 GBP

8 data points across 9 retailers

9 retailers£170 GBP to £884 GBP

A
Cheapest Retailer
-
£170 GBP
Final sale: no returns
A
Retailer 2
-
£241 GBP
View
B+
Retailer 3
-
£256 GBP
View
A
Retailer 4
-
£337 GBP
View
A
Retailer 5
-
£344 GBP
View
B+
Retailer 6
-
£495 GBP
View
B
Retailer 7
-
£649 GBP
View
B
Retailer 8
-
£687 GBP
View
Most Expensive
B
MOH London
LG850605538 · Nov 5
£884 GBP
View
8 more retailers have this diamond
Prices start from £170 GBPSave up to £714 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
£170 GBP