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Radiant|Lab Grown|IGI

1.51ct G VVS2 Radiant Lab Grown Diamond

ID • G/VVS2 • IGI LG725510587

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

Certificate IGI LG725510587

Diamond specifications and retailer prices

From £154 GBP
As of November 4, 2026
Save £646 GBP (81%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £800 GBP at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.51ct lab-grown radiant diamond

This 1.51ct lab-grown radiant sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG725510587 or 725510587. Listed at 19 retailers as of November 4, 2026, with prices from £154 to £800, a £646 spread on the same certified stone. Brilliant Earth lists it at £800. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
G
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.4°
Pavilion angle33.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG725510587
Dimensions8.36 × 5.67 × 3.79 mm
L/W Ratio1.47
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.36 mm5.67 mm1.51 ctG / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG725510587
Side View
Table 62.0%Crown 39.4°Girdle: MED-STKPavilion 33.9°Culet: NoneDepth 66.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: £800 GBP|Low: £144 GBP|High: £884 GBP|Avg: £433 GBP|-5.3%
Brilliant Earth
Retailer 2
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Retailer 4
Retailer 5
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Retailer 9
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Retailer 11
Retailer 12
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Retailer 18
Retailer 19
November 5, 2026
Retailer 5£154 GBP
Retailer 19£179 GBP
Retailer 4£191 GBP
Retailer 6£191 GBP
Retailer 13£217 GBP
Retailer 17£317 GBP
Retailer 9£329 GBP
Retailer 16£330 GBP
Retailer 2£349 GBP
Retailer 10£371 GBP
Retailer 8£436 GBP
Retailer 15£445 GBP
Retailer 14£501 GBP
Retailer 7£615 GBP
Retailer 11£653 GBP
Retailer 18£707 GBP
Retailer 12£764 GBP
Retailer 3£778 GBP
Brilliant Earth£800 GBP

36 data points across 19 retailers

19 retailers£154 GBP to £800 GBP

A
Cheapest Retailer
-
£154 GBP
A
Retailer 2
-
£179 GBP
View
Retailer 3
-
£191 GBP
View
Price last confirmed 11 days ago
A
Retailer 4
-
£191 GBP
View
A
Retailer 5
-
£217 GBP
View
A
Retailer 6
-
£317 GBP
View
B+
Retailer 7
-
£329 GBP
View
A
Retailer 8
-
£330 GBP
View
A
Retailer 9
-
£349 GBP
View
A
Retailer 10
-
£371 GBP
View
B+
Retailer 11
-
£436 GBP
View
A
Retailer 12
-
£445 GBP
View
B+
Retailer 13
-
£501 GBP
View
B+
Retailer 14
-
£615 GBP
View
B+
Retailer 15
-
£653 GBP
View
Retailer 16
-
£707 GBP
View
Price last confirmed 18 days ago
B+
Retailer 17
-
£764 GBP
View
B
Retailer 18
-
£778 GBP
View
Most Expensive
B
Brilliant Earth
18656587A · Nov 4
£800 GBP
$1,080 USD
View
18 more retailers have this diamond
Prices start from £154 GBPSave up to £646 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
1.51ct Radiant
£154 GBP