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Radiant|Lab Grown|IGI

1.50ct H VS2 Radiant Lab Grown Diamond

ID • H/VS2 • IGI LG577380186

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

Certificate IGI LG577380186

Diamond specifications and retailer prices

From $268 AUD
$187 USD
As of November 2, 2026
Save $1,456 AUD (84%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,724 AUD at Flawless Fine Jewelry · As of November 3, 2026
View at Flawless Fine Jewelry

About this 1.5ct lab-grown radiant diamond

This 1.5ct lab-grown radiant sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG577380186 or 577380186. Listed at 18 retailers as of November 2, 2026, with prices from $268 to $1,724, a $1,456 spread on the same certified stone. Flawless Fine Jewelry lists it at $1,724. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
H
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle49.2°
Pavilion angle35.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG577380186
Dimensions8.34 × 5.50 × 3.77 mm
L/W Ratio1.52
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
8.34 mm5.50 mm1.50 ctH / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG577380186
Side View
Table 67.0%Crown 49.2°Girdle: MediumPavilion 35.8°Culet: NoneDepth 68.5%

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 2
Current: $1,724 AUD|Low: $256 AUD|High: $2,391 AUD|Avg: $973 AUD|+29.5%
Flawless Fine Jewelry
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 3, 2026
Retailer 7$268 AUD
Retailer 3$299 AUD
Retailer 15$309 AUD
Retailer 14$331 AUD
Retailer 17$447 AUD
Retailer 18$477 AUD
Retailer 2$478 AUD
Retailer 19$614 AUD
Retailer 9$680 AUD
Retailer 13$792 AUD
Retailer 8$865 AUD
Retailer 5$1,065 AUD
Retailer 4$1,142 AUD
Retailer 10$1,292 AUD
Retailer 6$1,303 AUD
Retailer 12$1,548 AUD
Retailer 16$1,648 AUD
Flawless Fine Jewelry$1,724 AUD
Retailer 11$2,391 AUD

32 data points across 19 retailers

18 retailers$268 AUD to $1,724 AUD

A
Cheapest Retailer
-
$268 AUD
$187 USD
A
Retailer 2
-
$299 AUD
$209 USD
View
Final sale: no returns
A
Retailer 3
-
$309 AUD
$216 USD
View
Retailer 4
-
$331 AUD
$231 USD
View
Price last confirmed 9 days ago
B+
Retailer 5
-
$447 AUD
$312 USD
View
A
Retailer 6
-
$477 AUD
HK$2,600 HKD
View
B+
Retailer 7
-
$478 AUD
$334 USD
View
A
Retailer 8
-
$614 AUD
$429 USD
View
A
Retailer 9
-
$792 AUD
$553 USD
View
B+
Retailer 10
-
$1,040 AUD
£572 GBP
View
B+
Retailer 11
-
$1,065 AUD
$744 USD
View
B+
Retailer 12
-
$1,068 AUD
$746 USD
View
B+
Retailer 13
-
$1,142 AUD
$798 USD
View
B+
Retailer 14
-
$1,292 AUD
CA$1,253 CAD
View
B+
Retailer 15
-
$1,303 AUD
$910 USD
View
B+
Retailer 16
-
$1,548 AUD
£851 GBP
View
B
Retailer 17
-
$1,648 AUD
$1,151 USD
View
Most Expensive
B
Flawless Fine Jewelry
242A25C00 · Nov 3
$1,724 AUD
£948 GBP
View
17 more retailers have this diamond
Prices start from $268 AUDSave up to $1,456 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
1.50ct Radiant
$268 AUD