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Oval|Lab Grown|IGI

1.02ct F SI1 Oval Lab Grown Diamond

EX • F/SI1 • IGI LG851617326

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG851617326

Diamond specifications and retailer prices

From £114 GBP
As of November 5, 2026
Save £534 GBP (82%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £648 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 1.02ct lab-grown oval diamond

This 1.02ct lab-grown oval sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG851617326 or 851617326. Listed at 8 retailers as of November 1, 2026, with prices from £114 to £648, a £534 spread on the same certified stone. MOH London lists it at £648. 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

1.02
Carat
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG851617326
Dimensions7.96 × 5.88 × 3.56 mm
L/W Ratio1.35
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.96 mm5.88 mm1.02 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG851617326
Side View
Table 60.0%Crown 34.8°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 60.5%

Caratlytics Score

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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 5
Current: £648 GBP|Low: £112 GBP|High: £648 GBP|Avg: £329 GBP
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 4£114 GBP
Retailer 6£132 GBP
Retailer 2£182 GBP
Retailer 7£244 GBP
Retailer 8£377 GBP
Retailer 5£455 GBP
Retailer 3£480 GBP
MOH London£648 GBP

8 data points across 8 retailers

8 retailers£114 GBP to £648 GBP

A
Cheapest Retailer
-
£114 GBP
A
Retailer 2
-
£132 GBP
View
A
Retailer 3
-
£182 GBP
View
A
Retailer 4
-
£244 GBP
View
Retailer 5
-
£377 GBP
View
Price last confirmed 8 days ago
B+
Retailer 6
-
£455 GBP
View
B
Retailer 7
-
£480 GBP
View
Most Expensive
B
MOH London
LG851617326 · Nov 1
£648 GBP
View
7 more retailers have this diamond
Prices start from £114 GBPSave up to £534 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
1.02ct Oval
£114 GBP