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Cushion|Lab Grown|IGI

1.25ct D VS1 Cushion Lab Grown Diamond

EX • D/VS1 • IGI LG747531896

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

Certificate IGI LG747531896

Diamond specifications and retailer prices

From £225 GBP
As of November 6, 2026
Save £773 GBP (77%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £998 GBP at MOH London · As of November 5, 2026
View at MOH London

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 LG747531896 or 747531896. Listed at 15 retailers as of November 5, 2026, with prices from £225 to £998, a £773 spread on the same certified stone. MOH London lists it at £998. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG747531896
Dimensions6.19 × 6.18 × 4.23 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
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
6.19 mm6.18 mm1.25 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG747531896
Side View
Table 60.0%Crown 35.1°Girdle: THN-VTKPavilion 40.9°Culet: NoneDepth 68.4%

Caratlytics Score

How it works →
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: £998 GBP|Low: £225 GBP|High: £1,012 GBP|Avg: £578 GBP|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
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Retailer 8
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Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 18
November 6, 2026
Retailer 16£225 GBP
Retailer 18£250 GBP
Retailer 5£335 GBP
Retailer 14£335 GBP
Retailer 13£370 GBP
Retailer 6£386 GBP
Retailer 15£415 GBP
Retailer 12£430 GBP
Retailer 3£438 GBP
Retailer 7£446 GBP
Retailer 11£613 GBP
Retailer 2£619 GBP
Retailer 10£721 GBP
Retailer 9£814 GBP
Retailer 4£899 GBP
Retailer 8£956 GBP
Retailer 17£996 GBP
MOH London£998 GBP

32 data points across 18 retailers

15 retailers£225 GBP to £998 GBP

A
Cheapest Retailer
-
£225 GBP
Final sale: no returns
Retailer 2
-
£250 GBP
View
Price last confirmed 13 days ago
Retailer 3
-
£335 GBP
View
Price last confirmed 30 days ago
A
Retailer 4
-
£370 GBP
View
A
Retailer 5
-
£386 GBP
View
B+
Retailer 6
-
£415 GBP
View
B+
Retailer 7
-
£430 GBP
View
B+
Retailer 8
-
£438 GBP
View
B+
Retailer 9
-
£613 GBP
View
B+
Retailer 10
-
£619 GBP
View
Retailer 11
-
£620 GBP
View
Price last confirmed 332 days ago
B
Retailer 12
-
£814 GBP
View
Retailer 13
-
£956 GBP
View
Price last confirmed 31 days ago
B
Retailer 14
-
£996 GBP
View
Most Expensive
B
MOH London
LG747531896 · Nov 5
£998 GBP
View
14 more retailers have this diamond
Prices start from £225 GBPSave up to £773 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
£225 GBP