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Princess|Lab Grown|IGI

1.21ct G VVS2 Princess Lab Grown Diamond

EX • G/VVS2 • IGI LG625480550

Shape and cutting style on the report: Princess cut

Certificate IGI LG625480550

Diamond specifications and retailer prices

From £265 GBP
$356 USD
As of November 3, 2026
Save £515 GBP (66%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £780 GBP at MOH London · As of November 2, 2026
View at MOH London

About this 1.21ct lab-grown princess diamond

This 1.21ct lab-grown princess sits in the classic one-carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG625480550 or 625480550. Listed at 8 retailers as of November 2, 2026, with prices from £265 to £780, a £515 spread on the same certified stone. MOH London lists it at £780. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
G
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.7°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG625480550
Dimensions5.79 × 5.70 × 4.23 mm
L/W Ratio1.02
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
5.79 mm5.70 mm1.21 ctG / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG625480550
Side View
Table 68.0%Crown 45.7°Girdle: MediumPavilion 39.7°Culet: NoneDepth 74.2%

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 3
Current: £780 GBP|Low: £265 GBP|High: £790 GBP|Avg: £450 GBP
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 3, 2026
Retailer 8£265 GBP
Retailer 5£309 GBP
Retailer 3£336 GBP
Retailer 2£356 GBP
Retailer 6£360 GBP
Retailer 4£447 GBP
Retailer 7£755 GBP
MOH London£780 GBP

42 data points across 8 retailers

8 retailers£265 GBP to £780 GBP

A
Cheapest Retailer
-
£265 GBP
$356 USD
A
Retailer 2
-
£309 GBP
$415 USD
View
A
Retailer 3
-
£336 GBP
ZAR 7,286 ZAR
View
A
Retailer 4
-
£356 GBP
View
A
Retailer 5
-
£360 GBP
$483 USD
View
B+
Retailer 6
-
£447 GBP
$600 USD
View
B
Retailer 7
-
£755 GBP
$1,012 USD
View
Most Expensive
B
MOH London
LG625480550 · Nov 2
£780 GBP
View
7 more retailers have this diamond
Prices start from £265 GBPSave up to £515 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
1.21ct Princess
£265 GBP