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Marquise|Lab Grown|IGI

1.50ct G VS1 Marquise Lab Grown Diamond

ID • G/VS1 • IGI LG831621343

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG831621343

Diamond specifications and retailer prices

From $701 NZD
As of November 5, 2026
Save $1,689 NZD (71%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $2,390 NZD at MOH London · As of November 2, 2026
View at MOH London

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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG831621343 or 831621343. Listed at 7 retailers as of November 2, 2026, with prices from $701 to $2,390, a $1,689 spread on the same certified stone. MOH London lists it at $2,390. 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
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831621343
Dimensions12.39 × 5.94 × 3.57 mm
L/W Ratio2.09
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.39 mm5.94 mm1.50 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831621343
Side View
Table 63.0%Crown 33°Girdle: MED-STKPavilion 38.9°Culet: NoneDepth 60.1%

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 5
Current: $2,390 NZD|Low: $685 NZD|High: $2,399 NZD|Avg: $1,435 NZD|-0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 5, 2026
Retailer 4$701 NZD
Retailer 7$722 NZD
Retailer 3$1,026 NZD
Retailer 2$1,037 NZD
Retailer 5$2,126 NZD
Retailer 6$2,215 NZD
MOH London$2,390 NZD

28 data points across 7 retailers

7 retailers$701 NZD to $2,390 NZD

A
Cheapest Retailer
-
$701 NZD
B+
Retailer 2
-
$722 NZD
View
A
Retailer 3
-
$1,026 NZD
View
A
Retailer 4
-
$1,037 NZD
View
B
Retailer 5
-
$2,126 NZD
View
B
Retailer 6
-
$2,215 NZD
View
Most Expensive
B
MOH London
LG831621343 · Nov 2
$2,390 NZD
£1,058 GBP
View
6 more retailers have this diamond
Prices start from $701 NZDSave up to $1,689 NZD

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
$701 NZD