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Marquise|Lab Grown|GCAL

0.37ct E VS1 Marquise Lab Grown Diamond

EX • E/VS1 • GCAL 311810049

Shape and cutting style on the report: Marquise brilliant

Certificate GCAL 311810049

Diamond specifications and retailer prices

From £90 GBP
$121 USD
As of October 30, 2026
Save £461 GBP (84%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £552 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 0.37ct lab-grown marquise diamond

This 0.37ct lab-grown marquise sits in the sub-half-carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GCAL 311810049. Listed at 8 retailers as of October 29, 2026, with prices from £90 to £552, a £461 spread on the same certified stone. MOH London lists it at £552. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.37
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle34°
Pavilion angle35.2°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 311810049
Dimensions7.73 × 3.59 × 2.25 mm
L/W Ratio2.15
Culet sizeNone
Top View
7.73 mm3.59 mm0.37 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGCAL 311810049
Side View
Table 59.0%Crown 34°GirdlePavilion 35.2°Culet: NoneDepth 62.7%

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: £552 GBP|Low: £54 GBP|High: £573 GBP|Avg: £208 GBP|-3.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 29, 2026
Retailer 3£55 GBP
Retailer 4£73 GBP
Retailer 6£90 GBP
Retailer 7£112 GBP
Retailer 5£142 GBP
Retailer 2£373 GBP
MOH London£552 GBP

15 data points across 7 retailers

8 retailers£90 GBP to £552 GBP

Retailer 1
-
£55 GBP
$74 USD
Price last confirmed 17 days ago
Retailer 2
-
£66 GBP
$88 USD
View
Price last confirmed 32 days ago
Retailer 3
-
£73 GBP
$98 USD
View
Price last confirmed 22 days ago
A
Retailer 4
-
£90 GBP
$121 USD
View
B+
Retailer 5
-
£142 GBP
CA$265 CAD
View
Retailer 6
-
£243 GBP
$326 USD
View
Price last confirmed 18 days ago
B
Retailer 7
-
£373 GBP
$500 USD
View
Most Expensive
B
MOH London
311810049 · Oct 29
£552 GBP
View
7 more retailers have this diamond
Prices start from £90 GBPSave up to £461 GBP

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
0.37ct Marquise
£90 GBP