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Marquise|Lab Grown|GCAL

0.38ct E SI1 Marquise Lab Grown Diamond

VG • E/SI1 • GCAL 310020027

Shape and cutting style on the report: Marquise brilliant

Certificate GCAL 310020027

Diamond specifications and retailer prices

From $120 AUD
$84 USD
As of October 30, 2026
Save $1,088 AUD (90%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,208 AUD at MOH London · As of October 29, 2026
View at MOH London

About this 0.38ct lab-grown marquise diamond

This 0.38ct lab-grown marquise sits in the sub-half-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by GCAL 310020027. Listed at 7 retailers as of October 29, 2026, with prices from $120 to $1,208, a $1,088 spread on the same certified stone. MOH London lists it at $1,208. 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

0.38
Carat
E
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryGood
FluorescenceNone
Crown angle33.1°
Pavilion angle40.1°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 310020027
Dimensions7.83 × 3.73 × 2.26 mm
L/W Ratio2.10
Culet sizeNone
Top View
7.83 mm3.73 mm0.38 ctE / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryGood
FluorescenceNone
CertificateGCAL 310020027
Side View
Table 54.0%Crown 33.1°GirdlePavilion 40.1°Culet: NoneDepth 60.6%

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: $1,208 AUD|Low: $117 AUD|High: $1,251 AUD|Avg: $368 AUD|-2.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 29, 2026
Retailer 4$120 AUD
Retailer 3$138 AUD
Retailer 5$158 AUD
Retailer 7$172 AUD
Retailer 8$237 AUD
Retailer 6$273 AUD
Retailer 2$525 AUD
MOH London$1,208 AUD

16 data points across 8 retailers

7 retailers$120 AUD to $1,208 AUD

A
Cheapest Retailer
-
$120 AUD
$84 USD
A
Retailer 2
-
$138 AUD
$97 USD
View
A
Retailer 3
-
$158 AUD
$111 USD
View
B+
Retailer 4
-
$172 AUD
$121 USD
View
B+
Retailer 5
-
$273 AUD
CA$266 CAD
View
B
Retailer 6
-
$525 AUD
$369 USD
View
Most Expensive
B
MOH London
310020027 · Oct 29
$1,208 AUD
£668 GBP
View
6 more retailers have this diamond
Prices start from $120 AUDSave up to $1,088 AUD

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
0.38ct Marquise
$120 AUD