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Radiant|Lab Grown|IGI

1.51ct D VVS2 Radiant Lab Grown Diamond

EX • D/VVS2 • IGI LG644456431

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

Certificate IGI LG644456431

Diamond specifications and retailer prices

From £182 GBP
As of November 4, 2026
Save £810 GBP (82%) vs most expensive(unlock to see where)
29 retailers carry this diamond
Most expensive: £992 GBP at Reve Diamonds · As of November 4, 2026
View at Reve Diamonds

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 D colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG644456431 or 644456431. Listed at 29 retailers as of November 4, 2026, with prices from £182 to £992, a £810 spread on the same certified stone. Reve Diamonds lists it at £992. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
D
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.8°
Pavilion angle34.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG644456431
Dimensions5.81 × 5.81 × 3.81 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
5.81 mm5.81 mm1.51 ctD / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG644456431
Side View
Table 62.0%Crown 32.8°Girdle: MED-STKPavilion 34.2°Culet: NoneDepth 65.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: £424 GBP|Low: £182 GBP|High: £992 GBP|Avg: £581 GBP|+1.4%
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Retailer 21
Reve Diamonds
November 5, 2026
Retailer 3£182 GBP
Retailer 18£203 GBP
Retailer 2£265 GBP
Retailer 4£320 GBP
Retailer 17£376 GBP
Retailer 16£390 GBP
Retailer 7£411 GBP
Retailer 1£424 GBP
Retailer 5£429 GBP
Retailer 14£433 GBP
Retailer 8£497 GBP
Retailer 15£528 GBP
Retailer 21£728 GBP
Retailer 11£734 GBP
Retailer 9£764 GBP
Retailer 10£767 GBP
Retailer 13£773 GBP
Retailer 19£789 GBP
Retailer 6£889 GBP
Retailer 12£901 GBP
Retailer 20£974 GBP
Reve Diamonds£992 GBP

38 data points across 22 retailers

29 retailers£182 GBP to £992 GBP

A
Cheapest Retailer
-
£182 GBP
Retailer 2
-
£194 GBP
View
Price last confirmed 36 days ago
A
Retailer 3
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£203 GBP
View
Final sale: no returns
Retailer 4
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£225 GBP
View
Price last confirmed 39 days ago
Retailer 5
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£226 GBP
View
Price last confirmed 33 days ago
Retailer 6
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£237 GBP
View
Price last confirmed 37 days ago
A
Retailer 7
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£265 GBP
View
B+
Retailer 8
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£320 GBP
View
A
Retailer 9
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£376 GBP
View
A
Retailer 10
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£390 GBP
View
A
Retailer 11
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£411 GBP
View
Retailer 12
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£418 GBP
View
Price last confirmed 21 days ago
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Retailer 13
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£424 GBP
View
A
Retailer 14
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£429 GBP
View
B+
Retailer 15
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£497 GBP
View
B+
Retailer 16
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£528 GBP
View
B+
Retailer 17
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£726 GBP
View
Retailer 18
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£726 GBP
View
Price last confirmed 26 days ago
B+
Retailer 19
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£728 GBP
View
B+
Retailer 20
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£734 GBP
View
B+
Retailer 21
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£747 GBP
View
B+
Retailer 22
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£764 GBP
View
B+
Retailer 23
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£767 GBP
View
Retailer 24
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£773 GBP
View
Price last confirmed 36 days ago
Retailer 25
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£789 GBP
View
Price last confirmed 11 days ago
B
Retailer 26
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£889 GBP
View
B
Retailer 27
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£901 GBP
View
Retailer 28
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£974 GBP
View
Price last confirmed 18 days ago
Most Expensive
B
Reve Diamonds
E7AE3D9F9 · Nov 4
£992 GBP
$1,340 USD
View
28 more retailers have this diamond
Prices start from £182 GBPSave up to £810 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
£182 GBP