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Radiant|Lab Grown|IGI

1.27ct D VVS1 Radiant Lab Grown Diamond

ID • D/VVS1 • IGI LG813696820

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

Certificate IGI LG813696820

Diamond specifications and retailer prices

From £155 GBP
As of November 4, 2026
Save £649 GBP (81%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £804 GBP at MOH London · As of November 5, 2026
View at MOH London

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 D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG813696820 or 813696820. Listed at 16 retailers as of November 4, 2026, with prices from £155 to £804, a £649 spread on the same certified stone. MOH London lists it at £804. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.27
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.7°
Pavilion angle34.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG813696820
Dimensions8.25 × 5.17 × 3.44 mm
L/W Ratio1.60
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.25 mm5.17 mm1.27 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG813696820
Side View
Table 66.0%Crown 38.7°Girdle: Slightly ThickPavilion 34.8°Culet: NoneDepth 66.5%

Caratlytics Score

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A+
Exceptional
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 4
Current: £804 GBP|Low: £155 GBP|High: £828 GBP|Avg: £445 GBP|-3.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
November 6, 2026
Retailer 10£155 GBP
Retailer 2£160 GBP
Retailer 14£234 GBP
Retailer 15£285 GBP
Retailer 5£300 GBP
Retailer 8£309 GBP
Retailer 6£415 GBP
Retailer 4£422 GBP
Retailer 3£464 GBP
Retailer 12£556 GBP
Retailer 13£561 GBP
Retailer 9£578 GBP
Retailer 11£594 GBP
Retailer 7£799 GBP
MOH London£804 GBP

25 data points across 15 retailers

16 retailers£155 GBP to £804 GBP

A+
Cheapest Retailer
-
£155 GBP
Final sale: no returns
A
Retailer 2
-
£160 GBP
View
B+
Retailer 3
-
£234 GBP
View
A
Retailer 4
-
£285 GBP
View
A
Retailer 5
-
£300 GBP
View
A
Retailer 6
-
£309 GBP
View
A
Retailer 7
-
£415 GBP
View
A
Retailer 8
-
£422 GBP
View
B+
Retailer 9
-
£464 GBP
View
B+
Retailer 10
-
£556 GBP
View
B+
Retailer 11
-
£561 GBP
View
B+
Retailer 12
-
£578 GBP
View
B+
Retailer 13
-
£594 GBP
View
Retailer 14
-
£717 GBP
View
Price last confirmed 32 days ago
Retailer 15
-
£799 GBP
View
Price last confirmed 19 days ago
Most Expensive
B+
MOH London
LG813696820 · Nov 5
£804 GBP
View
15 more retailers have this diamond
Prices start from £155 GBPSave up to £649 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
£155 GBP