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Cushion|Lab Grown|IGI

1.20ct D VVS2 Cushion Lab Grown Diamond

ID • D/VVS2 • IGI LG828613525

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG828613525

Diamond specifications and retailer prices

From £304 GBP
€388 EUR
As of October 27, 2026
Save £837 GBP (73%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £1,140 GBP at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1.2ct lab-grown cushion diamond

This 1.2ct lab-grown cushion sits in the classic one-carat band, graded D colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG828613525 or 828613525. Listed at 14 retailers as of October 27, 2026, with prices from £304 to £1,140, a £837 spread on the same certified stone. Brilliant Earth lists it at £1,140. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
D
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.1°
Pavilion angle35.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG828613525
Dimensions7.13 × 5.53 × 3.73 mm
L/W Ratio1.29
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.13 mm5.53 mm1.20 ctD / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG828613525
Side View
Table 65.0%Crown 40.1°Girdle: STK-THKPavilion 35.8°Culet: NoneDepth 67.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 27
Current: £1,140 GBP|Low: £127 GBP|High: £1,177 GBP|Avg: £474 GBP|-3.2%
Brilliant Earth
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
October 27, 2026
Retailer 13£146 GBP
Retailer 5£162 GBP
Retailer 10£211 GBP
Retailer 6£220 GBP
Retailer 3£276 GBP
Retailer 11£282 GBP
Retailer 2£304 GBP
Retailer 16£364 GBP
Retailer 4£400 GBP
Retailer 12£534 GBP
Retailer 14£560 GBP
Retailer 8£581 GBP
Retailer 7£607 GBP
Retailer 9£755 GBP
Retailer 15£962 GBP
Brilliant Earth£1,140 GBP

31 data points across 16 retailers

14 retailers£304 GBP to £1,140 GBP

Retailer 1
-
£162 GBP
$218 USD
Price last confirmed 16 days ago
Retailer 2
-
£211 GBP
View
Price last confirmed 12 days ago
Retailer 3
-
£220 GBP
$295 USD
View
Price last confirmed 15 days ago
Retailer 4
-
£276 GBP
ZAR 5,990 ZAR
View
Price last confirmed 15 days ago
Retailer 5
-
£282 GBP
View
Price last confirmed 12 days ago
A
Retailer 6
-
£304 GBP
€388 EUR
View
Retailer 7
-
£364 GBP
$488 USD
View
Price last confirmed 12 days ago
Retailer 8
-
£400 GBP
A$825 AUD
View
Price last confirmed 16 days ago
Retailer 9
-
£560 GBP
$751 USD
View
Price last confirmed 14 days ago
Retailer 10
-
£581 GBP
A$1,199 AUD
View
Price last confirmed 25 days ago
Retailer 11
-
£607 GBP
$815 USD
View
Price last confirmed 18 days ago
Retailer 12
-
£755 GBP
View
Price last confirmed 12 days ago
Retailer 13
-
£962 GBP
SGD 1,744 SGD
View
Price last confirmed 12 days ago
Most Expensive
B
Brilliant Earth
21108288A · Oct 28
£1,140 GBP
$1,530 USD
View
13 more retailers have this diamond
Prices start from £304 GBPSave up to £837 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
1.20ct Cushion
£304 GBP