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Cushion|Lab Grown|IGI

1.51ct G VVS2 Cushion Lab Grown Diamond

EX • G/VVS2 • IGI LG790647677

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

Certificate IGI LG790647677

Diamond specifications and retailer prices

From £178 GBP
$239 USD
As of October 30, 2026
Save £748 GBP (81%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £926 GBP at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1.51ct lab-grown cushion diamond

This 1.51ct lab-grown cushion sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG790647677 or 790647677. Listed at 13 retailers as of October 30, 2026, with prices from £178 to £926, a £748 spread on the same certified stone. Reve Diamonds lists it at £926. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
G
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.1°
Pavilion angle29.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790647677
Dimensions6.48 × 6.41 × 4.01 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.48 mm6.41 mm1.51 ctG / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG790647677
Side View
Table 64.0%Crown 41.1°Girdle: THK-VTKPavilion 29.9°Culet: NoneDepth 62.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: £228 GBP|Low: £178 GBP|High: £926 GBP|Avg: £490 GBP|-1.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Reve Diamonds
October 30, 2026
Retailer 9£178 GBP
Retailer 1£228 GBP
Retailer 10£341 GBP
Retailer 5£342 GBP
Retailer 4£368 GBP
Retailer 3£376 GBP
Retailer 11£389 GBP
Retailer 6£465 GBP
Retailer 2£773 GBP
Retailer 7£802 GBP
Retailer 8£810 GBP
Reve Diamonds£926 GBP

41 data points across 12 retailers

13 retailers£178 GBP to £926 GBP

A
Cheapest Retailer
-
£178 GBP
$239 USD
Final sale: no returns
A
Retailer 2
-
£228 GBP
View
A
Retailer 3
-
£341 GBP
$457 USD
View
A
Retailer 4
-
£342 GBP
ZAR 7,397 ZAR
View
A
Retailer 5
-
£368 GBP
View
A
Retailer 6
-
£376 GBP
$504 USD
View
A
Retailer 7
-
£389 GBP
$521 USD
View
A
Retailer 8
-
£465 GBP
A$958 AUD
View
B+
Retailer 9
-
£679 GBP
$910 USD
View
B+
Retailer 10
-
£773 GBP
View
B+
Retailer 11
-
£802 GBP
View
B
Retailer 12
-
£810 GBP
$1,085 USD
View
Most Expensive
B
Reve Diamonds
27702A8A7 · Oct 30
£926 GBP
$1,241 USD
View
12 more retailers have this diamond
Prices start from £178 GBPSave up to £748 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
1.51ct Cushion
£178 GBP