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 €75 EUR
$84 USD
As of October 30, 2026
Save €680 EUR (90%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: €755 EUR at MOH London · As of November 1, 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 30, 2026, with prices from €75 to €755, a €680 spread on the same certified stone. MOH London lists it at €755. 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
Color
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: €755 EUR|Low: €73 EUR|High: €787 EUR|Avg: €231 EUR|-3.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 1, 2026
Retailer 4€75 EUR
Retailer 3€87 EUR
Retailer 5€99 EUR
Retailer 7€108 EUR
Retailer 8€149 EUR
Retailer 6€171 EUR
Retailer 2€330 EUR
MOH London€755 EUR

17 data points across 8 retailers

7 retailers€75 EUR to €755 EUR

A
Cheapest Retailer
-
€75 EUR
$84 USD
A
Retailer 2
-
€87 EUR
$97 USD
View
A
Retailer 3
-
€99 EUR
$111 USD
View
B+
Retailer 4
-
€108 EUR
$121 USD
View
B+
Retailer 5
-
€171 EUR
CA$266 CAD
View
B
Retailer 6
-
€330 EUR
$369 USD
View
Most Expensive
B
MOH London
310020027 · Nov 1
€755 EUR
£664 GBP
View
6 more retailers have this diamond
Prices start from €75 EURSave up to €680 EUR

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
€75 EUR