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 $187 USD
As of October 30, 2026
Save $1,017 USD (84%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,204 USD at Flawless Fine Jewelry · As of October 31, 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 October 30, 2026, with prices from $187 to $1,204, a $1,017 spread on the same certified stone. Flawless Fine Jewelry lists it at $1,204. 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
Color
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: Oct 30
Current: $1,204 USD|Low: $179 USD|High: $1,670 USD|Avg: $679 USD|+29.5%
Flawless Fine Jewelry
Retailer 2
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Retailer 20
October 31, 2026
Retailer 7$187 USD
Retailer 20$209 USD
Retailer 15$216 USD
Retailer 5$231 USD
Retailer 14$231 USD
Retailer 17$312 USD
Retailer 18$333 USD
Retailer 19$429 USD
Retailer 9$475 USD
Retailer 2$553 USD
Retailer 12$594 USD
Retailer 8$604 USD
Retailer 4$744 USD
Retailer 3$798 USD
Retailer 10$902 USD
Retailer 6$910 USD
Retailer 13$1,087 USD
Retailer 16$1,151 USD
Flawless Fine Jewelry$1,204 USD
Retailer 11$1,670 USD

31 data points across 20 retailers

18 retailers$187 USD to $1,204 USD

A
Cheapest Retailer
-
$187 USD
A
Retailer 2
-
$209 USD
View
Final sale: no returns
A
Retailer 3
-
$216 USD
View
A
Retailer 4
-
$231 USD
View
A
Retailer 5
-
$231 USD
View
B+
Retailer 6
-
$312 USD
View
A
Retailer 7
-
$333 USD
HK$2,600 HKD
View
A
Retailer 8
-
$429 USD
View
A
Retailer 9
-
$553 USD
View
B+
Retailer 10
-
$727 USD
£572 GBP
View
B+
Retailer 11
-
$744 USD
View
B+
Retailer 12
-
$746 USD
View
B+
Retailer 13
-
$798 USD
View
B+
Retailer 14
-
$902 USD
CA$1,253 CAD
View
B+
Retailer 15
-
$910 USD
View
B+
Retailer 16
-
$1,087 USD
£856 GBP
View
B
Retailer 17
-
$1,151 USD
View
Most Expensive
B
Flawless Fine Jewelry
242A25C00 · Oct 31
$1,204 USD
£948 GBP
View
17 more retailers have this diamond
Prices start from $187 USDSave up to $1,017 USD

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
$187 USD