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Radiant|Lab Grown|IGI

1.28ct F VVS2 Radiant Lab Grown Diamond

ID • F/VVS2 • IGI LG733546158

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG733546158

Diamond specifications and retailer prices

From £305 GBP
As of November 4, 2026
Save £506 GBP (62%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £811 GBP at MOH London · As of November 4, 2026
View at MOH London

About this 1.28ct lab-grown radiant diamond

This 1.28ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG733546158 or 733546158. Listed at 7 retailers as of November 4, 2026, with prices from £305 to £811, a £506 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

1.28
Carat
F
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.5°
Pavilion angle35.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG733546158
Dimensions7.46 × 5.32 × 3.67 mm
L/W Ratio1.40
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.46 mm5.32 mm1.28 ctF / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG733546158
Side View
Table 64.0%Crown 43.5°Girdle: MED-STKPavilion 35.3°Culet: NoneDepth 69.0%

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: £257 GBP|High: £822 GBP|Avg: £450 GBP|+0.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 5, 2026
Retailer 3£293 GBP
Retailer 6£305 GBP
Retailer 2£311 GBP
Retailer 7£381 GBP
Retailer 5£415 GBP
Retailer 4£509 GBP
Retailer 8£597 GBP
MOH London£811 GBP

37 data points across 8 retailers

7 retailers£305 GBP to £811 GBP

A
Cheapest Retailer
-
£305 GBP
A
Retailer 2
-
£311 GBP
View
B+
Retailer 3
-
£381 GBP
View
B+
Retailer 4
-
£415 GBP
View
Retailer 5
-
£509 GBP
View
Price last confirmed 19 days ago
B+
Retailer 6
-
£597 GBP
View
Most Expensive
B
MOH London
LG733546158 · Nov 2
£811 GBP
View
6 more retailers have this diamond
Prices start from £305 GBPSave up to £506 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
1.28ct Radiant
£305 GBP