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Cushion|Lab Grown|IGI

1.03ct G VVS2 Cushion Lab Grown Diamond

EX • G/VVS2 • IGI LG840665729

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG840665729

Diamond specifications and retailer prices

From £247 GBP
As of October 23, 2026
Save £234 GBP (49%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £482 GBP at Brilliant Earth · As of October 23, 2026
View at Brilliant Earth

About this 1.03ct lab-grown cushion diamond

This 1.03ct lab-grown cushion sits in the classic one-carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG840665729 or 840665729. Listed at 2 retailers as of October 23, 2026, with prices from £247 to £482, a £234 spread on the same certified stone. Brilliant Earth lists it at £482. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
G
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle37.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840665729
Dimensions7.15 × 5.26 × 3.61 mm
L/W Ratio1.36
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.15 mm5.26 mm1.03 ctG / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840665729
Side View
Table 62.0%Crown 35.4°Girdle: THN-STKPavilion 37.5°Culet: NoneDepth 68.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 23
Current: £482 GBP|Low: £128 GBP|High: £504 GBP|Avg: £355 GBP|-4.5%
Brilliant Earth
Retailer 2
Retailer 3
October 23, 2026
Retailer 3£128 GBP
Retailer 2£247 GBP
Brilliant Earth£482 GBP

20 data points across 3 retailers

2 retailers£247 GBP to £482 GBP

A
Cheapest Retailer
-
£247 GBP
Most Expensive
B
Brilliant Earth
21704125A · Oct 23
£482 GBP
$640 USD
View
1 more retailer has this diamond
Prices start from £247 GBPSave up to £234 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
1.03ct Cushion
£247 GBP