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Cushion|Lab Grown|IGI

1.08ct F SI1 Cushion Lab Grown Diamond

ID • F/SI1 • IGI LG607388512

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG607388512

Diamond specifications and retailer prices

From £200 GBP
As of November 5, 2026
Save £812 GBP (80%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £1,012 GBP at MOH London · As of November 2, 2026
View at MOH London

About this 1.08ct lab-grown cushion diamond

This 1.08ct lab-grown cushion 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 LG607388512 or 607388512. Listed at 9 retailers as of November 2, 2026, with prices from £200 to £1,012, a £812 spread on the same certified stone. MOH London lists it at £1,012. 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
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle28.6°
Pavilion angle41.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG607388512
Dimensions7.09 × 5.47 × 3.74 mm
L/W Ratio1.30
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.09 mm5.47 mm1.08 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG607388512
Side View
Table 66.0%Crown 28.6°Girdle: MED-THKPavilion 41.9°Culet: NoneDepth 68.4%

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 5
Current: £1,012 GBP|Low: £121 GBP|High: £1,024 GBP|Avg: £334 GBP
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 9£121 GBP
Retailer 6£158 GBP
Retailer 2£200 GBP
Retailer 3£226 GBP
Retailer 4£230 GBP
Retailer 8£230 GBP
Retailer 5£246 GBP
Retailer 7£364 GBP
Retailer 10£441 GBP
MOH London£1,012 GBP

35 data points across 10 retailers

9 retailers£200 GBP to £1,012 GBP

Retailer 1
-
£121 GBP
Price last confirmed 13 days ago
A
Retailer 2
-
£200 GBP
View
A
Retailer 3
-
£226 GBP
View
B+
Retailer 4
-
£230 GBP
View
A
Retailer 5
-
£230 GBP
View
A
Retailer 6
-
£246 GBP
View
B+
Retailer 7
-
£364 GBP
View
B
Retailer 8
-
£441 GBP
View
Most Expensive
B
MOH London
LG607388512 · Nov 2
£1,012 GBP
View
8 more retailers have this diamond
Prices start from £200 GBPSave up to £812 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 Cushion
£200 GBP