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Marquise|Lab Grown|IGI

1.50ct G VVS2 Marquise Lab Grown Diamond

EX • G/VVS2 • IGI LG831685202

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG831685202

Diamond specifications and retailer prices

From $475 USD
As of October 30, 2026
Save $656 USD (58%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $1,131 USD at With Clarity · As of October 31, 2026
View at With Clarity

About this 1.5ct lab-grown marquise diamond

This 1.5ct lab-grown marquise sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG831685202 or 831685202. Listed at 9 retailers as of October 30, 2026, with prices from $475 to $1,131, a $656 spread on the same certified stone. With Clarity lists it at $1,131. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
G
Color
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.2°
Pavilion angle38.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831685202
Dimensions12.02 × 6.04 × 3.56 mm
L/W Ratio1.99
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.02 mm6.04 mm1.50 ctG / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831685202
Side View
Table 61.0%Crown 40.2°Girdle: MED-STKPavilion 38.3°Culet: NoneDepth 58.9%

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: Oct 30
Current: $515 USD|Low: $475 USD|High: $1,135 USD|Avg: $810 USD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
With Clarity
November 1, 2026
Retailer 5$475 USD
Retailer 1$515 USD
Retailer 6$520 USD
Retailer 4$607 USD
Retailer 3$901 USD
Retailer 7$950 USD
Retailer 8$1,000 USD
Retailer 2$1,001 USD
With Clarity$1,131 USD

5 data points across 9 retailers

9 retailers$475 USD to $1,131 USD

A
Cheapest Retailer
-
$475 USD
A
Retailer 2
-
$515 USD
View
A
Retailer 3
-
$520 USD
£410 GBP
View
A
Retailer 4
-
$607 USD
View
B+
Retailer 5
-
$901 USD
SGD 1,218 SGD
View
B+
Retailer 6
-
$950 USD
View
B+
Retailer 7
-
$1,000 USD
View
B+
Retailer 8
-
$1,001 USD
View
Most Expensive
B
With Clarity
831685202 · Oct 31
$1,131 USD
View
8 more retailers have this diamond
Prices start from $475 USDSave up to $656 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 Marquise
$475 USD