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Cushion|Lab Grown|IGI

1.02ct F FL Cushion Lab Grown Diamond

ID • F/FL • IGI LG811619055

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG811619055

Diamond specifications and retailer prices

From £894 GBP
As of November 4, 2026
Save £1,649 GBP (65%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £2,543 GBP at MOH London · As of November 3, 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 F colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG811619055 or 811619055. Listed at 7 retailers as of November 3, 2026, with prices from £894 to £2,543, a £1,649 spread on the same certified stone. MOH London lists it at £2,543. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.02
Carat
F
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle36.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811619055
Dimensions5.98 × 5.85 × 3.83 mm
L/W Ratio1.02
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
5.98 mm5.85 mm1.02 ctF / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811619055
Side View
Table 64.0%Crown 35.8°Girdle: STK-VTKPavilion 36.7°Culet: NoneDepth 65.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: £2,543 GBP|Low: £810 GBP|High: £2,573 GBP|Avg: £1,545 GBP
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 3, 2026
Retailer 7£894 GBP
Retailer 5£972 GBP
Retailer 2£1,040 GBP
Retailer 4£1,096 GBP
Retailer 3£1,246 GBP
Retailer 6£2,106 GBP
Retailer 8£2,344 GBP
MOH London£2,543 GBP

38 data points across 8 retailers

7 retailers£894 GBP to £2,543 GBP

B+
Cheapest Retailer
-
£894 GBP
B+
Retailer 2
-
£972 GBP
View
B+
Retailer 3
-
£1,040 GBP
View
B
Retailer 4
-
£1,096 GBP
View
B+
Retailer 5
-
£1,246 GBP
View
B
Retailer 6
-
£2,344 GBP
View
Most Expensive
B
MOH London
LG811619055 · Nov 3
£2,543 GBP
View
6 more retailers have this diamond
Prices start from £894 GBPSave up to £1,649 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.

B+
1.02ct Cushion
£894 GBP