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Cushion|Lab Grown|IGI

1.51ct F VS1 Cushion Lab Grown Diamond

ID • F/VS1 • IGI LG837682823

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG837682823

Diamond specifications and retailer prices

From £211 GBP
As of November 5, 2026
Save £638 GBP (75%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £849 GBP at MOH London · As of November 5, 2026
View at MOH London

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 F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG837682823 or 837682823. Listed at 7 retailers as of November 5, 2026, with prices from £211 to £849, a £638 spread on the same certified stone. MOH London lists it at £849. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle38.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837682823
Dimensions8.44 × 5.84 × 3.88 mm
L/W Ratio1.45
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.44 mm5.84 mm1.51 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837682823
Side View
Table 63.0%Crown 33.9°Girdle: MED-STKPavilion 38.8°Culet: NoneDepth 66.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 5
Current: £849 GBP|Low: £211 GBP|High: £877 GBP|Avg: £546 GBP|+9.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 3£211 GBP
Retailer 6£314 GBP
Retailer 7£432 GBP
Retailer 5£435 GBP
Retailer 4£672 GBP
Retailer 2£749 GBP
MOH London£849 GBP

27 data points across 7 retailers

7 retailers£211 GBP to £849 GBP

A
Cheapest Retailer
-
£211 GBP
A
Retailer 2
-
£314 GBP
View
A
Retailer 3
-
£432 GBP
View
A
Retailer 4
-
£435 GBP
View
B+
Retailer 5
-
£672 GBP
View
B+
Retailer 6
-
£749 GBP
View
Most Expensive
B
MOH London
LG837682823 · Nov 5
£849 GBP
View
6 more retailers have this diamond
Prices start from £211 GBPSave up to £638 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
£211 GBP