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Radiant|Lab Grown|IGI

1.55ct H VS1 Radiant Lab Grown Diamond

GD • H/VS1 • IGI LG675583474

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

Certificate IGI LG675583474

Diamond specifications and retailer prices

From $587 AUD
$412 USD
As of November 1, 2026
Save $1,466 AUD (71%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $2,052 AUD at MOH London · As of November 1, 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 standard cut grade and certified by IGI LG675583474 or 675583474. Listed at 7 retailers as of November 1, 2026, with prices from $587 to $2,052, a $1,466 spread on the same certified stone. MOH London lists it at $2,052. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.55
Carat
H
Colour
VS1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.1°
Pavilion angle32.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG675583474
Dimensions8.64 × 5.51 × 3.63 mm
L/W Ratio1.57
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.64 mm5.51 mm1.55 ctH / VS1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG675583474
Side View
Table 63.0%Crown 43.1°Girdle: MED-STKPavilion 32.1°Culet: NoneDepth 65.9%

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: $2,052 AUD|Low: $587 AUD|High: $2,676 AUD|Avg: $1,307 AUD|-1.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 5$587 AUD
Retailer 4$622 AUD
Retailer 3$638 AUD
Retailer 9$712 AUD
Retailer 2$1,231 AUD
Retailer 8$1,439 AUD
Retailer 6$1,882 AUD
MOH London$2,052 AUD
Retailer 7$2,676 AUD

8 data points across 9 retailers

7 retailers$587 AUD to $2,052 AUD

A
Cheapest Retailer
-
$587 AUD
$412 USD
B+
Retailer 2
-
$622 AUD
$437 USD
View
B+
Retailer 3
-
$638 AUD
$448 USD
View
B
Retailer 4
-
$1,231 AUD
$865 USD
View
B
Retailer 5
-
$1,249 AUD
£691 GBP
View
B
Retailer 6
-
$1,882 AUD
$1,322 USD
View
Most Expensive
B
MOH London
LG675583474 · Nov 1
$2,052 AUD
£1,135 GBP
View
6 more retailers have this diamond
Prices start from $587 AUDSave up to $1,466 AUD

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
$587 AUD