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Oval|Lab Grown|IGI

1.39ct E SI1 Oval Lab Grown Diamond

EX • E/SI1 • IGI LG835604052

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG835604052

Diamond specifications and retailer prices

From £131 GBP
$175 USD
As of October 29, 2026
Save £631 GBP (83%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £762 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 1.39ct lab-grown oval diamond

This 1.39ct lab-grown oval sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG835604052 or 835604052. Listed at 9 retailers as of October 29, 2026, with prices from £131 to £762, a £631 spread on the same certified stone. MOH London lists it at £762. 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

1.39
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG835604052
Dimensions9.18 × 6.32 × 3.86 mm
L/W Ratio1.45
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.18 mm6.32 mm1.39 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG835604052
Side View
Table 61.0%Crown 34.2°Girdle: THN-MEDPavilion 41°Culet: NoneDepth 61.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: £762 GBP|Low: £124 GBP|High: £762 GBP|Avg: £402 GBP|+0.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 31, 2026
Retailer 5£131 GBP
Retailer 3£152 GBP
Retailer 7£211 GBP
Retailer 2£279 GBP
Retailer 8£408 GBP
Retailer 6£521 GBP
Retailer 4£550 GBP
Retailer 9£651 GBP
MOH London£762 GBP

24 data points across 9 retailers

9 retailers£131 GBP to £762 GBP

A
Cheapest Retailer
-
£131 GBP
$175 USD
A
Retailer 2
-
£152 GBP
$203 USD
View
Retailer 3
-
£211 GBP
View
Price last confirmed 15 days ago
A
Retailer 4
-
£279 GBP
€356 EUR
View
B+
Retailer 5
-
£408 GBP
$547 USD
View
B
Retailer 6
-
£521 GBP
$698 USD
View
B
Retailer 7
-
£550 GBP
$737 USD
View
Retailer 8
-
£651 GBP
SGD 1,179 SGD
View
Price last confirmed 19 days ago
Most Expensive
B
MOH London
LG835604052 · Oct 29
£762 GBP
View
8 more retailers have this diamond
Prices start from £131 GBPSave up to £631 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
1.39ct Oval
£131 GBP