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Marquise|Lab Grown|IGI

0.53ct D SI1 Marquise Lab Grown Diamond

GD • D/SI1 • IGI LG739564937

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG739564937

Diamond specifications and retailer prices

From $380 NZD
$214 USD
As of November 1, 2026
Save $1,060 NZD (74%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $1,440 NZD at MOH London · As of November 1, 2026
View at MOH London

About this 0.53ct lab-grown marquise diamond

This 0.53ct lab-grown marquise sits in the half to three-quarter carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by IGI LG739564937 or 739564937. Listed at 4 retailers as of November 1, 2026, with prices from $380 to $1,440, a $1,060 spread on the same certified stone. MOH London lists it at $1,440. 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

0.53
Carat
D
Colour
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishGood
SymmetryGood
FluorescenceNone
Crown angle34.3°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG739564937
Dimensions8.34 × 4.21 × 2.53 mm
L/W Ratio1.98
Girdle conditionFaceted
Culet sizeA
Cert comments
As Grown - No indication of post-growth treatment.. This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process.
Top View
8.34 mm4.21 mm0.53 ctD / SI1
OriginLab Grown
CutGood
PolishGood
SymmetryGood
FluorescenceNone
CertificateIGI LG739564937
Side View
Table 64.0%Crown 34.3°Girdle: STK-VTKPavilion 39.2°Culet: NoneDepth 60.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $1,440 NZD|Low: $380 NZD|High: $1,458 NZD|Avg: $642 NZD|-0.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 2, 2026
Retailer 4$380 NZD
Retailer 5$403 NZD
Retailer 3$502 NZD
Retailer 2$523 NZD
MOH London$1,440 NZD

41 data points across 5 retailers

4 retailers$380 NZD to $1,440 NZD

B+
Cheapest Retailer
-
$380 NZD
$214 USD
B
Retailer 2
-
$502 NZD
$283 USD
View
B
Retailer 3
-
$523 NZD
£232 GBP
View
Most Expensive
C
MOH London
LG739564937 · Nov 1
$1,440 NZD
£639 GBP
View
3 more retailers have this diamond
Prices start from $380 NZDSave up to $1,060 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.

B+
0.53ct Marquise
$380 NZD