Radiant|Lab Grown|IGI

1.54ct H VVS2 Radiant Lab Grown Diamond

ID • H/VVS2 • IGI LG837659836

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

Certificate IGI LG837659836

Diamond specifications and retailer prices

From £188 GBP
$252 USD
As of November 1, 2026
Save £648 GBP (78%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £1,252 GBP at Brilliant Earth · As of October 24, 2026
View at Brilliant Earth

About this 1.54ct lab-grown radiant diamond

This 1.54ct lab-grown radiant sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG837659836 or 837659836. Listed at 11 retailers as of November 1, 2026, with a 345% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
H
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.1°
Pavilion angle33.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837659836
Dimensions7.39 × 5.92 × 3.92 mm
L/W Ratio1.25
Culet sizeNone
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.39 mm5.92 mm1.54 ctH / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837659836
Side View
Table 65.0%Crown 46.1°Girdle: STK-THKPavilion 33.9°Culet: NoneDepth 66.2%

Caratlytics Score

How it works →
A
Excellent
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 1
Current: £1,252 GBP|Low: £188 GBP|High: £1,252 GBP|Avg: £546 GBP
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 6£188 GBP
Retailer 3£282 GBP
Retailer 5£344 GBP
Retailer 2£360 GBP
Retailer 10£383 GBP
Retailer 8£487 GBP
Retailer 7£543 GBP
Retailer 9£656 GBP
Retailer 11£709 GBP
Retailer 4£836 GBP
Brilliant Earth£1,252 GBP

15 data points across 11 retailers

11 retailers£188 GBP to £836 GBP

A
Cheapest Retailer
-
£188 GBP
$252 USD
Final sale: no returns
B+
Retailer 2
-
£282 GBP
$378 USD
View
A
Retailer 3
-
£344 GBP
€440 EUR
View
A
Retailer 4
-
£360 GBP
ZAR 7,804 ZAR
View
A
Retailer 5
-
£383 GBP
$514 USD
View
A
Retailer 6
-
£487 GBP
A$1,005 AUD
View
B+
Retailer 7
-
£543 GBP
$729 USD
View
Retailer 8
-
£656 GBP
$880 USD
View
Price last confirmed 14 days ago
B+
Retailer 9
-
£709 GBP
$952 USD
View
B+
Retailer 10
-
£836 GBP
View
Most Expensive
Brilliant Earth
22174455A · Oct 24
£1,252 GBP
$1,680 USD
View
Price last confirmed 8 days ago
10 more retailers have this diamond
Prices start from £188 GBPSave up to £648 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
1.54ct Radiant
£188 GBP