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Princess|Lab Grown|IGI

1.20ct F VS1 Princess Lab Grown Diamond

ID • F/VS1 • IGI LG706531170

Shape and cutting style on the report: Princess cut

Certificate IGI LG706531170

Diamond specifications and retailer prices

From £286 GBP
As of November 5, 2026
Save £469 GBP (62%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £755 GBP at MOH London · As of November 2, 2026
View at MOH London

About this 1.2ct lab-grown princess diamond

This 1.2ct lab-grown princess sits in the classic one-carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG706531170 or 706531170. Listed at 6 retailers as of November 2, 2026, with prices from £286 to £755, a £469 spread on the same certified stone. MOH London lists it at £755. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.8°
Pavilion angle36°
OriginLab Grown
Grading LabIGI
CertificateIGI LG706531170
Dimensions5.70 × 5.69 × 4.02 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.70 mm5.69 mm1.20 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG706531170
Side View
Table 68.0%Crown 45.8°Girdle: Slightly ThickPavilion 36°Culet: NoneDepth 70.7%

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 5
Current: £755 GBP|Low: £285 GBP|High: £818 GBP|Avg: £426 GBP|-7.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 5, 2026
Retailer 2£286 GBP
Retailer 4£287 GBP
Retailer 3£317 GBP
Retailer 6£412 GBP
Retailer 5£559 GBP
MOH London£755 GBP

42 data points across 6 retailers

6 retailers£286 GBP to £755 GBP

A
Cheapest Retailer
-
£286 GBP
A
Retailer 2
-
£287 GBP
View
A
Retailer 3
-
£317 GBP
View
B+
Retailer 4
-
£412 GBP
View
B+
Retailer 5
-
£559 GBP
View
Most Expensive
B
MOH London
LG706531170 · Nov 2
£755 GBP
View
5 more retailers have this diamond
Prices start from £286 GBPSave up to £469 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
1.20ct Princess
£286 GBP