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Cushion|Lab Grown|IGI

1.02ct D IF Cushion Lab Grown Diamond

EX • D/IF • IGI LG808638851

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG808638851

Diamond specifications and retailer prices

From £287 GBP
As of November 3, 2026
Save £957 GBP (77%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £1,245 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 1.02ct lab-grown cushion diamond

This 1.02ct lab-grown cushion sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG808638851 or 808638851. Listed at 16 retailers as of November 1, 2026, with prices from £287 to £1,245, a £957 spread on the same certified stone. MOH London lists it at £1,245. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.02
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle29.6°
Pavilion angle38.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG808638851
Dimensions7.27 × 5.33 × 3.53 mm
L/W Ratio1.36
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.27 mm5.33 mm1.02 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG808638851
Side View
Table 57.0%Crown 29.6°Girdle: MED-STKPavilion 38.8°Culet: NoneDepth 66.2%

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 3
Current: £1,245 GBP|Low: £287 GBP|High: £1,416 GBP|Avg: £660 GBP|-12.1%
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
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Retailer 16
November 4, 2026
Retailer 3£287 GBP
Retailer 13£319 GBP
Retailer 16£350 GBP
Retailer 4£428 GBP
Retailer 12£430 GBP
Retailer 14£451 GBP
Retailer 15£493 GBP
Retailer 11£512 GBP
Retailer 10£549 GBP
Retailer 9£566 GBP
Retailer 2£777 GBP
Retailer 6£847 GBP
Retailer 8£996 GBP
Retailer 7£1,055 GBP
Retailer 5£1,230 GBP
MOH London£1,245 GBP

38 data points across 16 retailers

16 retailers£287 GBP to £1,245 GBP

A
Cheapest Retailer
-
£287 GBP
Final sale: no returns
Retailer 2
-
£319 GBP
View
Price last confirmed 10 days ago
A
Retailer 3
-
£350 GBP
View
A
Retailer 4
-
£428 GBP
View
A
Retailer 5
-
£430 GBP
View
A
Retailer 6
-
£451 GBP
View
A
Retailer 7
-
£493 GBP
View
A
Retailer 8
-
£512 GBP
View
A
Retailer 9
-
£549 GBP
View
A
Retailer 10
-
£566 GBP
View
B+
Retailer 11
-
£777 GBP
View
B+
Retailer 12
-
£847 GBP
View
B
Retailer 13
-
£996 GBP
View
B
Retailer 14
-
£1,055 GBP
View
B
Retailer 15
-
£1,230 GBP
View
Most Expensive
B
MOH London
LG808638851 · Nov 1
£1,245 GBP
View
15 more retailers have this diamond
Prices start from £287 GBPSave up to £957 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 Cushion
£287 GBP