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Marquise|Lab Grown|GCAL

0.38ct E SI1 Marquise Lab Grown Diamond

EX • E/SI1 • GCAL 302540025

Shape and cutting style on the report: Marquise brilliant

Certificate GCAL 302540025

Diamond specifications and retailer prices

From $120 AUD
$84 USD
As of October 30, 2026
Save $1,083 AUD (90%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,202 AUD at MOH London · As of October 26, 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 top-tier cut grade and certified by GCAL 302540025. Listed at 11 retailers as of October 26, 2026, with prices from $120 to $1,202, a $1,083 spread on the same certified stone. MOH London lists it at $1,202. 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

0.38
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle34.7°
Pavilion angle40.4°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 302540025
Dimensions7.34 × 3.82 × 2.31 mm
L/W Ratio1.92
Culet sizeNone
Top View
7.34 mm3.82 mm0.38 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGCAL 302540025
Side View
Table 58.0%Crown 34.7°Girdle: THN-VTKPavilion 40.4°Culet: NoneDepth 60.5%

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: $1,202 AUD|Low: $120 AUD|High: $1,253 AUD|Avg: $529 AUD|-3.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 28, 2026
Retailer 9$120 AUD
Retailer 5$138 AUD
Retailer 11$172 AUD
Retailer 3$237 AUD
Retailer 10$273 AUD
Retailer 6$370 AUD
Retailer 4$441 AUD
Retailer 7$441 AUD
Retailer 2$525 AUD
Retailer 8$778 AUD
MOH London$1,202 AUD

19 data points across 11 retailers

11 retailers$120 AUD to $1,202 AUD

A
Cheapest Retailer
-
$120 AUD
$84 USD
A
Retailer 2
-
$138 AUD
$97 USD
View
A
Retailer 3
-
$158 AUD
$111 USD
View
A
Retailer 4
-
$172 AUD
$121 USD
View
A
Retailer 5
-
$273 AUD
CA$266 CAD
View
B+
Retailer 6
-
$370 AUD
$260 USD
View
B+
Retailer 7
-
$441 AUD
$310 USD
View
B+
Retailer 8
-
$441 AUD
$310 USD
View
B+
Retailer 9
-
$525 AUD
$369 USD
View
B
Retailer 10
-
$778 AUD
$546 USD
View
Most Expensive
B
MOH London
302540025 · Oct 26
$1,202 AUD
£665 GBP
View
10 more retailers have this diamond
Prices start from $120 AUDSave up to $1,083 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