Radiant|Lab Grown|IGI

1.50ct I VS1 Radiant Lab Grown Diamond

GD • I/VS1 • IGI LG508122910

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

Certificate IGI LG508122910

Diamond specifications and retailer prices

From $368 USD
As of November 2, 2026
Save $1,427 USD (79%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,795 USD at MOH London · As of October 29, 2026
View at MOH London

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 I colour (near-colourless) and VS1 clarity (very-slightly-included), with a standard cut grade and certified by IGI LG508122910 or 508122910. Listed at 15 retailers as of October 29, 2026, with prices from $368 to $1,795, a $1,427 spread on the same certified stone. MOH London lists it at $1,795. 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

1.50
Carat
I
Color
VS1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.8°
Pavilion angle34.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG508122910
Dimensions7.82 × 5.57 × 3.78 mm
L/W Ratio1.40
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
7.82 mm5.57 mm1.50 ctI / VS1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG508122910
Side View
Table 65.0%Crown 43.8°Girdle: Slightly ThickPavilion 34.2°Culet: NoneDepth 67.9%

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 2
Current: $1,795 USD|Low: $354 USD|High: $1,806 USD|Avg: $934 USD|-0.5%
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
Retailer 14
November 2, 2026
Retailer 10$368 USD
Retailer 14$412 USD
Retailer 11$457 USD
Retailer 4$497 USD
Retailer 9$605 USD
Retailer 13$710 USD
Retailer 12$731 USD
Retailer 2$788 USD
Retailer 7$920 USD
Retailer 6$1,035 USD
Retailer 8$1,339 USD
Retailer 5$1,508 USD
Retailer 3$1,646 USD
MOH London$1,795 USD

21 data points across 14 retailers

15 retailers$368 USD to $1,795 USD

A
Cheapest Retailer
-
$368 USD
B+
Retailer 2
-
$412 USD
View
Final sale: no returns
B+
Retailer 3
-
$427 USD
View
Retailer 4
-
$457 USD
View
Price last confirmed 8 days ago
B+
Retailer 5
-
$457 USD
View
B+
Retailer 6
-
$497 USD
View
B+
Retailer 7
-
$605 USD
View
B+
Retailer 8
-
$710 USD
View
B+
Retailer 9
-
$731 USD
View
B+
Retailer 10
-
$788 USD
ZAR 12,723 ZAR
View
B
Retailer 11
-
$920 USD
View
B
Retailer 12
-
$1,339 USD
View
B
Retailer 13
-
$1,468 USD
View
B
Retailer 14
-
$1,508 USD
View
Most Expensive
B
MOH London
LG508122910 · Oct 29
$1,795 USD
£1,413 GBP
View
14 more retailers have this diamond
Prices start from $368 USDSave up to $1,427 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
$368 USD