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Marquise|Lab Grown|GCAL

0.39ct E SI1 Marquise Lab Grown Diamond

EX • E/SI1 • GCAL 303160023

Shape and cutting style on the report: Marquise brilliant

Certificate GCAL 303160023

Diamond specifications and retailer prices

From $165 NZD
$93 USD
As of October 30, 2026
Save $1,507 NZD (90%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,672 NZD at MOH London · As of October 29, 2026
View at MOH London

About this 0.39ct lab-grown marquise diamond

This 0.39ct lab-grown marquise sits in the sub-half-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GCAL 303160023. Listed at 8 retailers as of October 29, 2026, with prices from $165 to $1,672, a $1,507 spread on the same certified stone. MOH London lists it at $1,672. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.39
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle34°
Pavilion angle41.2°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 303160023
Dimensions7.63 × 3.68 × 2.34 mm
L/W Ratio2.07
Culet sizeNone
Top View
7.63 mm3.68 mm0.39 ctE / SI1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGCAL 303160023
Side View
Table 56.0%Crown 34°GirdlePavilion 41.2°Culet: NoneDepth 63.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $1,672 NZD|Low: $161 NZD|High: $1,963 NZD|Avg: $586 NZD|-14.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 29, 2026
Retailer 5$165 NZD
Retailer 4$192 NZD
Retailer 2$218 NZD
Retailer 8$218 NZD
Retailer 7$349 NZD
Retailer 9$406 NZD
Retailer 3$727 NZD
Retailer 6$1,040 NZD
MOH London$1,672 NZD

19 data points across 9 retailers

8 retailers$165 NZD to $1,672 NZD

A
Cheapest Retailer
-
$165 NZD
$93 USD
A
Retailer 2
-
$192 NZD
$108 USD
View
A
Retailer 3
-
$218 NZD
$123 USD
View
A
Retailer 4
-
$218 NZD
$123 USD
View
B+
Retailer 5
-
$349 NZD
CA$273 CAD
View
B
Retailer 6
-
$727 NZD
$410 USD
View
B
Retailer 7
-
$1,040 NZD
$586 USD
View
Most Expensive
B
MOH London
303160023 · Oct 29
$1,672 NZD
£742 GBP
View
7 more retailers have this diamond
Prices start from $165 NZDSave up to $1,507 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
0.39ct Marquise
$165 NZD