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Cushion|Lab Grown|IGI

1.63ct F VS1 Cushion Lab Grown Diamond

EX • F/VS1 • IGI LG571300197

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG571300197

Diamond specifications and retailer prices

From £222 GBP
$298 USD
As of November 1, 2026
Save £1,546 GBP (87%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £1,769 GBP at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

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 LG571300197 or 571300197. Listed at 12 retailers as of November 1, 2026, with prices from £222 to £1,769, a £1,546 spread on the same certified stone. Do Amore Diamonds lists it at £1,769. 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 angle28.2°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG571300197
Dimensions8.16 × 6.44 × 4.19 mm
L/W Ratio1.27
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.16 mm6.44 mm1.63 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG571300197
Side View
Table 63.5%Crown 28.2°Girdle: MED-THKPavilion 40°Culet: NoneDepth 65.1%

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 1
Current: £482 GBP|Low: £159 GBP|High: £1,769 GBP|Avg: £703 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
November 2, 2026
Retailer 11£222 GBP
Retailer 8£246 GBP
Retailer 7£347 GBP
Retailer 10£409 GBP
Retailer 1£482 GBP
Retailer 12£502 GBP
Retailer 6£633 GBP
Retailer 4£788 GBP
Retailer 9£948 GBP
Retailer 3£990 GBP
Retailer 5£1,091 GBP
Retailer 2£1,597 GBP

43 data points across 12 retailers

12 retailers£222 GBP to £1,769 GBP

A
Cheapest Retailer
-
£222 GBP
$298 USD
Final sale: no returns
Retailer 2
-
£246 GBP
$330 USD
View
Price last confirmed 8 days ago
A
Retailer 3
-
£346 GBP
$464 USD
View
A
Retailer 4
-
£347 GBP
$465 USD
View
A
Retailer 5
-
£409 GBP
$548 USD
View
A
Retailer 6
-
£482 GBP
View
B+
Retailer 7
-
£502 GBP
$672 USD
View
B+
Retailer 8
-
£633 GBP
A$1,304 AUD
View
B
Retailer 9
-
£948 GBP
$1,270 USD
View
B
Retailer 10
-
£998 GBP
$1,337 USD
View
B
Retailer 11
-
£1,091 GBP
View
Most Expensive
B
Do Amore Diamonds
27-ED4E50C62 · Nov 2
£1,769 GBP
$2,370 USD
View
11 more retailers have this diamond
Prices start from £222 GBPSave up to £1,546 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
£222 GBP