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Cushion|Lab Grown|IGI

1.29ct D VS1 Cushion Lab Grown Diamond

ID • D/VS1 • IGI LG787604724

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG787604724

Diamond specifications and retailer prices

From £167 GBP
As of November 6, 2026
Save £724 GBP (81%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £890 GBP at Reve Diamonds · As of November 6, 2026
View at Reve Diamonds

About this 1.29ct lab-grown cushion diamond

This 1.29ct 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 LG787604724 or 787604724. Listed at 18 retailers as of November 6, 2026, with prices from £167 to £890, a £724 spread on the same certified stone. Reve Diamonds lists it at £890. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.29
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle38.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG787604724
Dimensions7.67 × 5.60 × 3.97 mm
L/W Ratio1.37
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.67 mm5.60 mm1.29 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG787604724
Side View
Table 62.0%Crown 35.3°Girdle: THN-MEDPavilion 38.3°Culet: NoneDepth 70.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: £300 GBP|Low: £167 GBP|High: £873 GBP|Avg: £443 GBP|+2.0%
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
November 6, 2026
Retailer 4£167 GBP
Retailer 13£185 GBP
Retailer 5£261 GBP
Retailer 1£300 GBP
Retailer 6£313 GBP
Retailer 8£335 GBP
Retailer 2£370 GBP
Retailer 10£451 GBP
Retailer 12£542 GBP
Retailer 11£568 GBP
Retailer 7£598 GBP
Retailer 3£717 GBP
Retailer 9£861 GBP

43 data points across 13 retailers

18 retailers£167 GBP to £890 GBP

A
Cheapest Retailer
-
£167 GBP
Final sale: no returns
Retailer 2
-
£185 GBP
View
Price last confirmed 13 days ago
A
Retailer 3
-
£210 GBP
View
B+
Retailer 4
-
£261 GBP
View
A
Retailer 5
-
£300 GBP
View
A
Retailer 6
-
£313 GBP
View
A
Retailer 7
-
£335 GBP
View
A
Retailer 8
-
£370 GBP
View
A
Retailer 9
-
£387 GBP
View
B+
Retailer 10
-
£451 GBP
View
Retailer 11
-
£542 GBP
View
Price last confirmed 10 days ago
B+
Retailer 12
-
£568 GBP
View
B+
Retailer 13
-
£598 GBP
View
B+
Retailer 14
-
£604 GBP
View
B+
Retailer 15
-
£634 GBP
View
B
Retailer 16
-
£717 GBP
View
B
Retailer 17
-
£861 GBP
View
Most Expensive
B
Reve Diamonds
697DFA05F · Nov 6
£890 GBP
$1,192 USD
View
17 more retailers have this diamond
Prices start from £167 GBPSave up to £724 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
1.29ct Cushion
£167 GBP