Radiant|Lab Grown|IGI

1.55ct H VS1 Radiant Lab Grown Diamond

ID • H/VS1 • IGI LG546223616

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

Certificate IGI LG546223616

Diamond specifications and retailer prices

From £219 GBP
$294 USD
As of November 1, 2026
Save £761 GBP (78%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £980 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 1.55ct lab-grown radiant diamond

This 1.55ct lab-grown radiant sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG546223616 or 546223616. Listed at 17 retailers as of October 29, 2026, with prices from £219 to £980, a £761 spread on the same certified stone. MOH London lists it at £980. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.6°
Pavilion angle33°
OriginLab Grown
Grading LabIGI
CertificateIGI LG546223616
Dimensions10.37 × 7.13 × 4.39 mm
L/W Ratio1.45
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
10.37 mm7.13 mm1.55 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG546223616
Side View
Table 64.5%Crown 39.6°Girdle: MED-STKPavilion 33°Culet: NoneDepth 62.9%

Caratlytics Score

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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: £980 GBP|Low: £188 GBP|High: £987 GBP|Avg: £515 GBP|+0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 16
November 2, 2026
Retailer 15£188 GBP
Retailer 5£219 GBP
Retailer 3£243 GBP
Retailer 14£243 GBP
Retailer 13£328 GBP
Retailer 9£377 GBP
Retailer 6£398 GBP
Retailer 16£405 GBP
Retailer 2£419 GBP
Retailer 4£496 GBP
Retailer 10£566 GBP
Retailer 8£652 GBP
Retailer 12£747 GBP
Retailer 11£813 GBP
Retailer 7£944 GBP
MOH London£980 GBP

35 data points across 16 retailers

17 retailers£219 GBP to £980 GBP

Retailer 1
-
£188 GBP
$252 USD
Price last confirmed 30 days ago
A
Retailer 2
-
£219 GBP
$294 USD
View
Final sale: no returns
Retailer 3
-
£228 GBP
$305 USD
View
Price last confirmed 35 days ago
Retailer 4
-
£243 GBP
$326 USD
View
Price last confirmed 29 days ago
Retailer 5
-
£328 GBP
View
Price last confirmed 16 days ago
A
Retailer 6
-
£377 GBP
$505 USD
View
A
Retailer 7
-
£398 GBP
$533 USD
View
A
Retailer 8
-
£405 GBP
$542 USD
View
A
Retailer 9
-
£419 GBP
ZAR 9,077 ZAR
View
B+
Retailer 10
-
£496 GBP
$665 USD
View
B+
Retailer 11
-
£566 GBP
A$1,166 AUD
View
B+
Retailer 12
-
£677 GBP
View
B+
Retailer 13
-
£747 GBP
$1,001 USD
View
Retailer 14
-
£782 GBP
$1,048 USD
View
Price last confirmed 32 days ago
B+
Retailer 15
-
£813 GBP
$1,090 USD
View
B+
Retailer 16
-
£820 GBP
$1,099 USD
View
Most Expensive
B
MOH London
LG546223616 · Oct 29
£980 GBP
View
16 more retailers have this diamond
Prices start from £219 GBPSave up to £761 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
1.55ct Radiant
£219 GBP