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Cushion|Lab Grown|IGI

1.25ct D VS1 Cushion Lab Grown Diamond

ID • D/VS1 • IGI LG742503142

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG742503142

Diamond specifications and retailer prices

From £162 GBP
As of November 6, 2026
Save £716 GBP (82%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £878 GBP at Reve Diamonds · As of November 6, 2026
View at Reve Diamonds

About this 1.25ct lab-grown cushion diamond

This 1.25ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG742503142 or 742503142. Listed at 14 retailers as of November 6, 2026, with prices from £162 to £878, a £716 spread on the same certified stone. Reve Diamonds lists it at £878. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.25
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.7°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG742503142
Dimensions7.48 × 5.76 × 3.82 mm
L/W Ratio1.30
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.48 mm5.76 mm1.25 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG742503142
Side View
Table 66.0%Crown 31.7°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 66.3%

Caratlytics Score

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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 6
Current: £560 GBP|Low: £162 GBP|High: £887 GBP|Avg: £438 GBP|-14.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Reve Diamonds
November 6, 2026
Retailer 10£162 GBP
Retailer 5£182 GBP
Retailer 7£238 GBP
Retailer 6£304 GBP
Retailer 12£313 GBP
Retailer 3£315 GBP
Retailer 9£323 GBP
Retailer 8£365 GBP
Retailer 4£422 GBP
Retailer 2£442 GBP
Retailer 1£560 GBP
Retailer 11£618 GBP
Retailer 13£849 GBP
Reve Diamonds£878 GBP

37 data points across 14 retailers

14 retailers£162 GBP to £878 GBP

A
Cheapest Retailer
-
£162 GBP
Final sale: no returns
Retailer 2
-
£182 GBP
View
Price last confirmed 26 days ago
A
Retailer 3
-
£238 GBP
View
A
Retailer 4
-
£304 GBP
View
A
Retailer 5
-
£313 GBP
View
A
Retailer 6
-
£315 GBP
View
A
Retailer 7
-
£323 GBP
View
A
Retailer 8
-
£365 GBP
View
B+
Retailer 9
-
£422 GBP
View
B+
Retailer 10
-
£442 GBP
View
B+
Retailer 11
-
£560 GBP
View
B+
Retailer 12
-
£618 GBP
View
B
Retailer 13
-
£849 GBP
View
Most Expensive
B
Reve Diamonds
8EE308FAD · Nov 6
£878 GBP
$1,175 USD
View
13 more retailers have this diamond
Prices start from £162 GBPSave up to £716 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
1.25ct Cushion
£162 GBP