Cushion|Lab Grown|IGI

1.51ct D VS2 Cushion Lab Grown Diamond

EX • D/VS2 • IGI LG795681610

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG795681610

Diamond specifications and retailer prices

From £269 GBP
$360 USD
As of October 30, 2026
Save £543 GBP (67%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £963 GBP at Brilliant Earth · As of September 23, 2026
View at Brilliant Earth

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 D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG795681610 or 795681610. Listed at 15 retailers as of October 30, 2026, with a 202% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
D
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.8°
Pavilion angle34.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG795681610
Dimensions7.90 × 6.03 × 4.03 mm
L/W Ratio1.31
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
7.90 mm6.03 mm1.51 ctD / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG795681610
Side View
Table 57.0%Crown 31.8°Girdle: STK-THKPavilion 34.6°Culet: NoneDepth 66.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: £963 GBP|Low: £199 GBP|High: £963 GBP|Avg: £544 GBP
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 10£199 GBP
Retailer 8£223 GBP
Retailer 9£269 GBP
Retailer 6£331 GBP
Retailer 5£369 GBP
Retailer 4£445 GBP
Retailer 7£487 GBP
Retailer 12£746 GBP
Retailer 3£773 GBP
Retailer 2£799 GBP
Retailer 11£811 GBP
Brilliant Earth£963 GBP

42 data points across 12 retailers

15 retailers£269 GBP to £811 GBP

Retailer 1
-
£199 GBP
$267 USD
Price last confirmed 7 days ago
Retailer 2
-
£223 GBP
View
Price last confirmed 15 days ago
B+
Retailer 3
-
£269 GBP
$360 USD
View
A
Retailer 4
-
£331 GBP
€422 EUR
View
A
Retailer 5
-
£369 GBP
View
A
Retailer 6
-
£381 GBP
$510 USD
View
B+
Retailer 7
-
£445 GBP
$596 USD
View
B+
Retailer 8
-
£487 GBP
$653 USD
View
B+
Retailer 9
-
£647 GBP
SGD 1,171 SGD
View
Retailer 10
-
£680 GBP
$911 USD
View
Price last confirmed 14 days ago
Retailer 11
-
£746 GBP
$1,000 USD
View
Price last confirmed 11 days ago
B
Retailer 12
-
£773 GBP
View
B
Retailer 13
-
£799 GBP
View
B
Retailer 14
-
£811 GBP
$1,087 USD
View
Most Expensive
Brilliant Earth
20552765A · Sep 23
£963 GBP
$1,290 USD
View
Price last confirmed 39 days ago
14 more retailers have this diamond
Prices start from £269 GBPSave up to £543 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
£269 GBP