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Princess|Lab Grown|IGI

1.63ct F VS1 Princess Lab Grown Diamond

EX • F/VS1 • IGI LG639435273

Shape and cutting style on the report: Princess cut

Certificate IGI LG639435273

Diamond specifications and retailer prices

From £168 GBP
$225 USD
As of November 2, 2026
Save £1,002 GBP (86%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £1,170 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.63ct lab-grown princess diamond

This 1.63ct lab-grown princess 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 LG639435273 or 639435273. Listed at 23 retailers as of October 31, 2026, with prices from £168 to £1,170, a £1,002 spread on the same certified stone. Brilliant Earth lists it at £1,170. 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 angle35.1°
Pavilion angle38.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG639435273
Dimensions6.29 × 6.24 × 4.64 mm
L/W Ratio1.01
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.29 mm6.24 mm1.63 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG639435273
Side View
Table 67.0%Crown 35.1°Girdle: MediumPavilion 38.4°Culet: NoneDepth 74.4%

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 2
Current: £1,170 GBP|Low: £168 GBP|High: £1,505 GBP|Avg: £534 GBP|-22.3%
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
November 2, 2026
Retailer 12£168 GBP
Retailer 4£188 GBP
Retailer 13£292 GBP
Retailer 9£341 GBP
Retailer 6£359 GBP
Retailer 2£387 GBP
Retailer 5£456 GBP
Retailer 10£485 GBP
Retailer 8£670 GBP
Retailer 11£745 GBP
Retailer 7£833 GBP
Retailer 3£846 GBP
Brilliant Earth£1,170 GBP

43 data points across 13 retailers

23 retailers£168 GBP to £1,170 GBP

A
Cheapest Retailer
-
£168 GBP
$225 USD
A
Retailer 2
-
£188 GBP
$252 USD
View
Final sale: no returns
A
Retailer 3
-
£194 GBP
$261 USD
View
A
Retailer 4
-
£208 GBP
$279 USD
View
Retailer 5
-
£208 GBP
$279 USD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
£292 GBP
$392 USD
View
A
Retailer 7
-
£341 GBP
€436 EUR
View
A
Retailer 8
-
£359 GBP
ZAR 7,778 ZAR
View
A
Retailer 9
-
£387 GBP
View
B+
Retailer 10
-
£434 GBP
$583 USD
View
B+
Retailer 11
-
£456 GBP
$612 USD
View
B+
Retailer 12
-
£485 GBP
A$1,002 AUD
View
Retailer 13
-
£543 GBP
$729 USD
View
Price last confirmed 7 days ago
B+
Retailer 14
-
£644 GBP
$864 USD
View
B+
Retailer 15
-
£668 GBP
$896 USD
View
B+
Retailer 16
-
£670 GBP
$899 USD
View
B+
Retailer 17
-
£672 GBP
SGD 1,218 SGD
View
B+
Retailer 18
-
£707 GBP
$949 USD
View
B
Retailer 19
-
£745 GBP
$1,000 USD
View
B
Retailer 20
-
£833 GBP
View
B
Retailer 21
-
£846 GBP
$1,135 USD
View
Most Expensive
B
Brilliant Earth
14069281A · Oct 31
£1,170 GBP
$1,570 USD
View
21 more retailers have this diamond
Prices start from £168 GBPSave up to £1,002 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 Princess
£168 GBP