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Princess|Lab Grown|IGI

1.21ct F VVS2 Princess Lab Grown Diamond

ID • F/VVS2 • IGI LG853611397

Shape and cutting style on the report: Princess cut

Certificate IGI LG853611397

Diamond specifications and retailer prices

From £233 GBP
As of November 4, 2026
Save £578 GBP (71%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £811 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 F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG853611397 or 853611397. Listed at 5 retailers as of November 2, 2026, with prices from £233 to £811, a £578 spread on the same certified stone. MOH London lists it at £811. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
F
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.9°
Pavilion angle37.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG853611397
Dimensions5.80 × 5.67 × 4.12 mm
L/W Ratio1.02
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.80 mm5.67 mm1.21 ctF / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG853611397
Side View
Table 70.0%Crown 41.9°Girdle: Slightly ThickPavilion 37.7°Culet: NoneDepth 72.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: £811 GBP|Low: £233 GBP|High: £811 GBP|Avg: £446 GBP
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 5, 2026
Retailer 5£233 GBP
Retailer 2£311 GBP
Retailer 3£346 GBP
Retailer 4£597 GBP
MOH London£811 GBP

6 data points across 5 retailers

5 retailers£233 GBP to £811 GBP

B+
Cheapest Retailer
-
£233 GBP
A
Retailer 2
-
£311 GBP
View
A
Retailer 3
-
£346 GBP
View
B+
Retailer 4
-
£597 GBP
View
Most Expensive
B
MOH London
LG853611397 · Nov 2
£811 GBP
View
4 more retailers have this diamond
Prices start from £233 GBPSave up to £578 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
£233 GBP