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Cushion|Lab Grown|IGI

1.02ct G VS1 Cushion Lab Grown Diamond

ID • G/VS1 • IGI LG818682933

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

Certificate IGI LG818682933

Diamond specifications and retailer prices

From £245 GBP
€313 EUR
As of November 2, 2026
Save £408 GBP (62%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £653 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 G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG818682933 or 818682933. Listed at 8 retailers as of November 1, 2026, with prices from £245 to £653, a £408 spread on the same certified stone. MOH London lists it at £653. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.02
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.5°
Pavilion angle36.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818682933
Dimensions5.84 × 5.66 × 3.77 mm
L/W Ratio1.03
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.84 mm5.66 mm1.02 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818682933
Side View
Table 57.0%Crown 38.5°Girdle: STK-THKPavilion 36.9°Culet: NoneDepth 66.6%

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 2
Current: £653 GBP|Low: £125 GBP|High: £675 GBP|Avg: £306 GBP|-3.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 8£125 GBP
Retailer 9£140 GBP
Retailer 4£238 GBP
Retailer 10£239 GBP
Retailer 3£245 GBP
Retailer 5£256 GBP
Retailer 6£274 GBP
Retailer 2£341 GBP
Retailer 7£490 GBP
MOH London£653 GBP

30 data points across 10 retailers

8 retailers£245 GBP to £653 GBP

Retailer 1
-
£140 GBP
$188 USD
Price last confirmed 22 days ago
Retailer 2
-
£238 GBP
View
Price last confirmed 21 days ago
A
Retailer 3
-
£245 GBP
€313 EUR
View
A
Retailer 4
-
£256 GBP
$344 USD
View
Retailer 5
-
£274 GBP
View
Price last confirmed 22 days ago
B+
Retailer 6
-
£341 GBP
A$704 AUD
View
Retailer 7
-
£490 GBP
$658 USD
View
Price last confirmed 21 days ago
Most Expensive
B
MOH London
LG818682933 · Nov 1
£653 GBP
View
7 more retailers have this diamond
Prices start from £245 GBPSave up to £408 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
£245 GBP