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Radiant|Lab Grown|IGI

1.53ct H VS1 Radiant Lab Grown Diamond

ID • H/VS1 • IGI LG659430398

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

Certificate IGI LG659430398

Diamond specifications and retailer prices

From $843 AUD
As of November 2, 2026
Save $424 AUD (33%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $1,267 AUD at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 1.53ct lab-grown radiant diamond

This 1.53ct 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 LG659430398 or 659430398. Listed at 3 retailers as of October 28, 2026, with prices from $843 to $1,267, a $424 spread on the same certified stone. Rare Carat lists it at $1,267. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.53
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.7°
Pavilion angle35°
OriginLab Grown
Grading LabIGI
CertificateIGI LG659430398
Dimensions8.29 × 5.71 × 3.75 mm
L/W Ratio1.45
Culet sizePointed
Top View
8.29 mm5.71 mm1.53 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG659430398
Side View
Table 68.0%Crown 46.7°Girdle: MediumPavilion 35°Culet: NoneDepth 65.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 2
Current: $1,267 AUD|Low: $455 AUD|High: $1,505 AUD|Avg: $794 AUD|-1.1%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 18, 2026
Retailer 6$455 AUD
Retailer 8$464 AUD
Retailer 5$487 AUD
Retailer 2$528 AUD
Retailer 7$667 AUD
Retailer 10$747 AUD
Retailer 9$779 AUD
Retailer 12$792 AUD
Retailer 11$832 AUD
Retailer 4$1,002 AUD
Rare Carat$1,267 AUD
Retailer 3$1,505 AUD

3 data points across 12 retailers

3 retailers$843 AUD to $1,267 AUD

A
Cheapest Retailer
-
$843 AUD
Retailer 2
-
$1,239 AUD
View
Price last confirmed 16 days ago
Most Expensive
B+
Rare Carat
RP2204/139A · Oct 28
$1,267 AUD
$885 USD
View
2 more retailers have this diamond
Prices start from $843 AUDSave up to $424 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
1.53ct Radiant
$843 AUD