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Cushion|Lab Grown|IGI

1.63ct F VS1 Cushion Lab Grown Diamond

EX • F/VS1 • IGI LG733540885

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG733540885

Diamond specifications and retailer prices

From £460 GBP
$616 USD
As of November 1, 2026
Save £1,663 GBP (78%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £2,123 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 1.63ct lab-grown cushion diamond

This 1.63ct 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 LG733540885 or 733540885. Listed at 12 retailers as of November 1, 2026, with prices from £460 to £2,123, a £1,663 spread on the same certified stone. MOH London lists it at £2,123. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.63
Carat
F
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle34.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG733540885
Dimensions8.84 × 5.69 × 3.50 mm
L/W Ratio1.55
Girdle conditionFaceted
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.84 mm5.69 mm1.63 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG733540885
Side View
Table 60.0%Crown 36.1°Girdle: MED-STKPavilion 34.8°Culet: LargeDepth 61.5%

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 1
Current: £2,123 GBP|Low: £328 GBP|High: £2,149 GBP|Avg: £1,195 GBP
MOH London
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 2, 2026
Retailer 10£460 GBP
Retailer 3£519 GBP
Retailer 13£608 GBP
Retailer 9£786 GBP
Retailer 2£793 GBP
Retailer 7£874 GBP
Retailer 6£1,185 GBP
Retailer 5£1,469 GBP
Retailer 12£1,479 GBP
Retailer 8£1,638 GBP
Retailer 11£1,654 GBP
Retailer 4£1,999 GBP
MOH London£2,123 GBP

43 data points across 13 retailers

12 retailers£460 GBP to £2,123 GBP

A
Cheapest Retailer
-
£460 GBP
$616 USD
Final sale: no returns
A
Retailer 2
-
£519 GBP
$696 USD
View
B+
Retailer 3
-
£608 GBP
$815 USD
View
B+
Retailer 4
-
£786 GBP
$1,053 USD
View
B+
Retailer 5
-
£793 GBP
View
B+
Retailer 6
-
£874 GBP
ZAR 18,921 ZAR
View
B
Retailer 7
-
£1,185 GBP
A$2,442 AUD
View
B
Retailer 8
-
£1,479 GBP
View
B
Retailer 9
-
£1,638 GBP
$2,195 USD
View
B
Retailer 10
-
£1,654 GBP
SGD 2,994 SGD
View
B
Retailer 11
-
£1,999 GBP
$2,678 USD
View
Most Expensive
B
MOH London
LG733540885 · Nov 1
£2,123 GBP
View
11 more retailers have this diamond
Prices start from £460 GBPSave up to £1,663 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
1.63ct Cushion
£460 GBP