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Marquise|Lab Grown|GCAL

0.34ct D SI1 Marquise Lab Grown Diamond

EX • D/SI1 • GCAL 311830032

Shape and cutting style on the report: Marquise brilliant

Certificate GCAL 311830032

Diamond specifications and retailer prices

From $169 NZD
$95 USD
As of November 1, 2026
Save $1,292 NZD (88%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,460 NZD at MOH London · As of November 1, 2026
View at MOH London

About this 0.34ct lab-grown marquise diamond

This 0.34ct lab-grown marquise sits in the sub-half-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GCAL 311830032. Listed at 10 retailers as of November 1, 2026, with prices from $169 to $1,460, a $1,292 spread on the same certified stone. MOH London lists it at $1,460. 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

0.34
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle34°
Pavilion angle41.6°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 311830032
Dimensions6.73 × 3.73 × 2.32 mm
L/W Ratio1.80
Culet sizeNone
Top View
6.73 mm3.73 mm0.34 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGCAL 311830032
Side View
Table 61.0%Crown 34°Girdle: MED-THKPavilion 41.6°Culet: NoneDepth 62.2%

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: Nov 1
Current: $1,460 NZD|Low: $169 NZD|High: $1,517 NZD|Avg: $662 NZD|-2.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 2$169 NZD
Retailer 4$192 NZD
Retailer 10$227 NZD
Retailer 3$334 NZD
Retailer 11$376 NZD
Retailer 7$568 NZD
Retailer 8$568 NZD
Retailer 5$639 NZD
Retailer 6$887 NZD
Retailer 9$953 NZD
MOH London$1,460 NZD

19 data points across 11 retailers

10 retailers$169 NZD to $1,460 NZD

A
Cheapest Retailer
-
$169 NZD
$95 USD
A
Retailer 2
-
$192 NZD
$108 USD
View
A
Retailer 3
-
$227 NZD
$128 USD
View
B+
Retailer 4
-
$376 NZD
CA$294 CAD
View
B+
Retailer 5
-
$568 NZD
$320 USD
View
B+
Retailer 6
-
$568 NZD
$320 USD
View
B
Retailer 7
-
$639 NZD
$360 USD
View
B
Retailer 8
-
$887 NZD
$500 USD
View
B
Retailer 9
-
$953 NZD
$537 USD
View
Most Expensive
B
MOH London
311830032 · Nov 1
$1,460 NZD
£648 GBP
View
9 more retailers have this diamond
Prices start from $169 NZDSave up to $1,292 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
0.34ct Marquise
$169 NZD