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Radiant|Lab Grown|IGI

1.20ct G VVS2 Radiant Lab Grown Diamond

EX • G/VVS2 • IGI LG615373387

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

Certificate IGI LG615373387

Diamond specifications and retailer prices

From £191 GBP
As of October 29, 2026
Save £898 GBP (82%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £1,089 GBP at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.2ct lab-grown radiant diamond

This 1.2ct lab-grown radiant sits in the classic one-carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG615373387 or 615373387. Listed at 10 retailers as of October 29, 2026, with prices from £191 to £1,089, a £898 spread on the same certified stone. Do Amore Diamonds lists it at £1,089. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
G
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.9°
Pavilion angle35.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG615373387
Dimensions7.49 × 5.24 × 3.51 mm
L/W Ratio1.43
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.49 mm5.24 mm1.20 ctG / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG615373387
Side View
Table 65.0%Crown 44.9°Girdle: MED-STKPavilion 35.9°Culet: NoneDepth 67.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: £1,089 GBP|Low: £95 GBP|High: £1,141 GBP|Avg: £438 GBP|-4.5%
Do Amore Diamonds
Retailer 2
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October 29, 2026
Retailer 13£113 GBP
Retailer 16£130 GBP
Retailer 11£132 GBP
Retailer 2£191 GBP
Retailer 15£258 GBP
Retailer 8£261 GBP
Retailer 3£282 GBP
Retailer 5£313 GBP
Retailer 9£379 GBP
Retailer 12£479 GBP
Retailer 14£500 GBP
Retailer 6£581 GBP
Retailer 7£615 GBP
Retailer 4£660 GBP
Retailer 10£727 GBP
Do Amore Diamonds£1,089 GBP

39 data points across 16 retailers

10 retailers£191 GBP to £1,089 GBP

Retailer 1
-
£113 GBP
Price last confirmed 8 days ago
Retailer 2
-
£132 GBP
View
Price last confirmed 7 days ago
A
Retailer 3
-
£191 GBP
View
Retailer 4
-
£258 GBP
View
Price last confirmed 7 days ago
Retailer 5
-
£379 GBP
View
Price last confirmed 9 days ago
Retailer 6
-
£479 GBP
View
Price last confirmed 9 days ago
B+
Retailer 7
-
£500 GBP
View
B
Retailer 8
-
£619 GBP
View
Retailer 9
-
£727 GBP
View
Price last confirmed 9 days ago
Most Expensive
B
Do Amore Diamonds
27-7C3FD428A · Oct 29
£1,089 GBP
$1,470 USD
View
9 more retailers have this diamond
Prices start from £191 GBPSave up to £898 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 Radiant
£191 GBP