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Cushion|Lab Grown|IGI

1.50ct F VS1 Cushion Lab Grown Diamond

ID • F/VS1 • IGI LG808607744

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG808607744

Diamond specifications and retailer prices

From £266 GBP
As of November 4, 2026
Save £1,101 GBP (81%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £1,367 GBP at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.5ct lab-grown cushion diamond

This 1.5ct lab-grown cushion sits in the one-and-a-half to two carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG808607744 or 808607744. Listed at 16 retailers as of November 4, 2026, with prices from £266 to £1,367, a £1,101 spread on the same certified stone. Brilliant Earth lists it at £1,367. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.8°
Pavilion angle43°
OriginLab Grown
Grading LabIGI
CertificateIGI LG808607744
Dimensions8.59 × 5.90 × 4.06 mm
L/W Ratio1.46
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.59 mm5.90 mm1.50 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG808607744
Side View
Table 67.0%Crown 37.8°Girdle: THK-VTKPavilion 43°Culet: NoneDepth 68.8%

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 4
Current: £1,367 GBP|Low: £266 GBP|High: £1,441 GBP|Avg: £655 GBP|-5.2%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 5, 2026
Retailer 5£266 GBP
Retailer 3£295 GBP
Retailer 14£397 GBP
Retailer 9£409 GBP
Retailer 13£472 GBP
Retailer 11£508 GBP
Retailer 2£521 GBP
Retailer 6£542 GBP
Retailer 8£692 GBP
Retailer 10£738 GBP
Retailer 12£799 GBP
Retailer 4£1,134 GBP
Retailer 7£1,178 GBP
Brilliant Earth£1,367 GBP

44 data points across 14 retailers

16 retailers£266 GBP to £1,367 GBP

A
Cheapest Retailer
-
£266 GBP
Final sale: no returns
Retailer 2
-
£295 GBP
View
Price last confirmed 12 days ago
A
Retailer 3
-
£397 GBP
View
A
Retailer 4
-
£402 GBP
View
A
Retailer 5
-
£409 GBP
View
A
Retailer 6
-
£472 GBP
View
B+
Retailer 7
-
£508 GBP
View
B+
Retailer 8
-
£521 GBP
View
B+
Retailer 9
-
£542 GBP
View
B+
Retailer 10
-
£692 GBP
View
B+
Retailer 11
-
£738 GBP
View
B
Retailer 12
-
£799 GBP
View
B
Retailer 13
-
£981 GBP
View
B
Retailer 14
-
£1,134 GBP
View
B
Retailer 15
-
£1,178 GBP
View
Most Expensive
B
Brilliant Earth
20254212A · Nov 4
£1,367 GBP
$1,840 USD
View
15 more retailers have this diamond
Prices start from £266 GBPSave up to £1,101 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
1.50ct Cushion
£266 GBP