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Oval|Lab Grown|IGI

1.08ct D SI1 Oval Lab Grown Diamond

ID • D/SI1 • IGI LG840608945

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG840608945

Diamond specifications and retailer prices

From £111 GBP
As of November 5, 2026
Save £531 GBP (83%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £642 GBP at MOH London · As of November 4, 2026
View at MOH London

About this 1.08ct lab-grown oval diamond

This 1.08ct lab-grown oval sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG840608945 or 840608945. Listed at 15 retailers as of November 4, 2026, with prices from £111 to £642, a £531 spread on the same certified stone. MOH London lists it at £642. 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

1.08
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840608945
Dimensions7.99 × 5.77 × 3.68 mm
L/W Ratio1.38
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.99 mm5.77 mm1.08 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840608945
Side View
Table 59.0%Crown 35.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 63.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 5
Current: £642 GBP|Low: £107 GBP|High: £652 GBP|Avg: £269 GBP|-1.5%
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
Retailer 14
Retailer 15
November 6, 2026
Retailer 11£111 GBP
Retailer 12£129 GBP
Retailer 13£138 GBP
Retailer 15£138 GBP
Retailer 14£162 GBP
Retailer 8£164 GBP
Retailer 6£187 GBP
Retailer 9£236 GBP
Retailer 2£238 GBP
Retailer 3£267 GBP
Retailer 4£322 GBP
Retailer 10£332 GBP
Retailer 7£387 GBP
Retailer 5£443 GBP
MOH London£642 GBP

38 data points across 15 retailers

15 retailers£111 GBP to £642 GBP

A
Cheapest Retailer
-
£111 GBP
A
Retailer 2
-
£129 GBP
View
Retailer 3
-
£138 GBP
View
Price last confirmed 12 days ago
A
Retailer 4
-
£138 GBP
View
A
Retailer 5
-
£162 GBP
View
A
Retailer 6
-
£164 GBP
View
B+
Retailer 7
-
£187 GBP
View
A
Retailer 8
-
£236 GBP
View
A
Retailer 9
-
£238 GBP
View
A
Retailer 10
-
£267 GBP
View
B+
Retailer 11
-
£322 GBP
View
A
Retailer 12
-
£332 GBP
View
B+
Retailer 13
-
£387 GBP
View
B+
Retailer 14
-
£443 GBP
View
Most Expensive
B
MOH London
LG840608945 · Nov 4
£642 GBP
View
14 more retailers have this diamond
Prices start from £111 GBPSave up to £531 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
1.08ct Oval
£111 GBP