Radiant|Lab Grown|IGI

1.51ct E VVS1 Radiant Lab Grown Diamond

EX • E/VVS1 • IGI LG627461477

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

Certificate IGI LG627461477

Diamond specifications and retailer prices

From £188 GBP
$251 USD
As of October 27, 2026
Save £831 GBP (82%) vs most expensive(unlock to see where)
30 retailers carry this diamond
Most expensive: £1,019 GBP at Reve Diamonds · As of October 28, 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 E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG627461477 or 627461477. Listed at 30 retailers as of October 27, 2026, with prices from £188 to £1,019, a £831 spread on the same certified stone. Reve Diamonds lists it at £1,019. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
E
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle30°
Pavilion angle33.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG627461477
Dimensions5.80 × 5.80 × 3.84 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
5.80 mm5.80 mm1.51 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG627461477
Side View
Table 61.0%Crown 30°Girdle: MediumPavilion 33.6°Culet: NoneDepth 66.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 27
Current: £446 GBP|Low: £188 GBP|High: £1,019 GBP|Avg: £557 GBP|+3.2%
Retailer 1
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Retailer 18
Reve Diamonds
October 29, 2026
Retailer 2£188 GBP
Retailer 11£219 GBP
Retailer 18£269 GBP
Retailer 3£330 GBP
Retailer 13£330 GBP
Retailer 16£386 GBP
Retailer 12£402 GBP
Retailer 7£432 GBP
Retailer 1£446 GBP
Retailer 6£467 GBP
Retailer 8£514 GBP
Retailer 14£546 GBP
Retailer 17£719 GBP
Retailer 10£790 GBP
Retailer 9£791 GBP
Retailer 4£881 GBP
Retailer 5£921 GBP
Retailer 15£943 GBP
Reve Diamonds£1,019 GBP

39 data points across 19 retailers

30 retailers£188 GBP to £1,019 GBP

A
Cheapest Retailer
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£188 GBP
$251 USD
A
Retailer 2
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£188 GBP
$251 USD
View
Price last confirmed 21 days ago
A
Retailer 3
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£191 GBP
$254 USD
View
Price last confirmed 29 days ago
A
Retailer 4
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£219 GBP
$291 USD
View
Final sale: no returns
A
Retailer 5
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£222 GBP
$295 USD
View
Price last confirmed 32 days ago
A
Retailer 6
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£234 GBP
$311 USD
View
Price last confirmed 30 days ago
A
Retailer 7
-
£234 GBP
$312 USD
View
Price last confirmed 26 days ago
A
Retailer 8
-
£269 GBP
HK$2,800 HKD
View
B+
Retailer 9
-
£330 GBP
$440 USD
View
A
Retailer 10
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£330 GBP
$440 USD
View
A
Retailer 11
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£386 GBP
€490 EUR
View
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Retailer 12
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£402 GBP
ZAR 8,650 ZAR
View
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Retailer 13
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£432 GBP
$575 USD
View
A
Retailer 14
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£446 GBP
View
A
Retailer 15
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£467 GBP
$622 USD
View
B+
Retailer 16
-
£514 GBP
$684 USD
View
B+
Retailer 17
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£546 GBP
A$1,118 AUD
View
B+
Retailer 18
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£550 GBP
A$1,127 AUD
View
Price last confirmed 32 days ago
B+
Retailer 19
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£719 GBP
$957 USD
View
B+
Retailer 20
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£752 GBP
$1,002 USD
View
Price last confirmed 19 days ago
B+
Retailer 21
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£752 GBP
$1,002 USD
View
B+
Retailer 22
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£759 GBP
$1,011 USD
View
B+
Retailer 23
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£761 GBP
$1,014 USD
View
Price last confirmed 29 days ago
B+
Retailer 24
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£790 GBP
SGD 1,422 SGD
View
B+
Retailer 25
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£791 GBP
$1,053 USD
View
B
Retailer 26
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£856 GBP
View
B
Retailer 27
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£881 GBP
A$1,804 AUD
View
Price last confirmed 24 days ago
B
Retailer 28
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£921 GBP
$1,226 USD
View
B
Retailer 29
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£943 GBP
View
Price last confirmed 8 days ago
Most Expensive
B
Reve Diamonds
64917D401 · Oct 28
£1,019 GBP
$1,357 USD
View
29 more retailers have this diamond
Prices start from £188 GBPSave up to £831 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
£188 GBP