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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 $121 SGD
$95 USD
As of November 1, 2026
Save $931 SGD (88%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,052 SGD 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 $121 to $1,052, a $931 spread on the same certified stone. MOH London lists it at $1,052. 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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $1,052 SGD|Low: $121 SGD|High: $1,093 SGD|Avg: $477 SGD|-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$121 SGD
Retailer 4$138 SGD
Retailer 10$164 SGD
Retailer 3$241 SGD
Retailer 11$271 SGD
Retailer 7$409 SGD
Retailer 8$409 SGD
Retailer 5$460 SGD
Retailer 6$639 SGD
Retailer 9$687 SGD
MOH London$1,052 SGD

19 data points across 11 retailers

10 retailers$121 SGD to $1,052 SGD

A
Cheapest Retailer
-
$121 SGD
$95 USD
A
Retailer 2
-
$138 SGD
$108 USD
View
A
Retailer 3
-
$164 SGD
$128 USD
View
B+
Retailer 4
-
$271 SGD
CA$294 CAD
View
B+
Retailer 5
-
$409 SGD
$320 USD
View
B+
Retailer 6
-
$409 SGD
$320 USD
View
B
Retailer 7
-
$460 SGD
$360 USD
View
B
Retailer 8
-
$639 SGD
$500 USD
View
B
Retailer 9
-
$687 SGD
$537 USD
View
Most Expensive
B
MOH London
311830032 · Nov 1
$1,052 SGD
£648 GBP
View
9 more retailers have this diamond
Prices start from $121 SGDSave up to $931 SGD

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
$121 SGD