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Radiant|Lab Grown|IGI

1.27ct F VVS2 Radiant Lab Grown Diamond

ID • F/VVS2 • IGI LG845654034

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

Certificate IGI LG845654034

Diamond specifications and retailer prices

From £195 GBP
As of November 5, 2026
Save £608 GBP (76%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £802 GBP at Brilliant Earth · As of November 5, 2026
View at Brilliant Earth

About this 1.27ct lab-grown radiant diamond

This 1.27ct 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 LG845654034 or 845654034. Listed at 6 retailers as of November 5, 2026, with prices from £195 to £802, a £608 spread on the same certified stone. Brilliant Earth lists it at £802. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.27
Carat
F
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.8°
Pavilion angle35.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG845654034
Dimensions7.57 × 5.36 × 3.70 mm
L/W Ratio1.41
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.57 mm5.36 mm1.27 ctF / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG845654034
Side View
Table 66.0%Crown 42.8°Girdle: Slightly ThickPavilion 35.9°Culet: NoneDepth 69.0%

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: £802 GBP|Low: £195 GBP|High: £810 GBP|Avg: £453 GBP|-0.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 5, 2026
Retailer 2£195 GBP
Retailer 6£308 GBP
Retailer 4£318 GBP
Retailer 3£377 GBP
Retailer 5£607 GBP
Brilliant Earth£802 GBP

2 data points across 6 retailers

6 retailers£195 GBP to £802 GBP

A
Cheapest Retailer
-
£195 GBP
A
Retailer 2
-
£308 GBP
View
A
Retailer 3
-
£318 GBP
View
B+
Retailer 4
-
£377 GBP
View
B
Retailer 5
-
£607 GBP
View
Most Expensive
B
Brilliant Earth
22497251A · Nov 5
£802 GBP
$1,080 USD
View
5 more retailers have this diamond
Prices start from £195 GBPSave up to £608 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
1.27ct Radiant
£195 GBP