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Marquise|Lab Grown|GCAL

0.43ct D SI1 Marquise Lab Grown Diamond

EX • D/SI1 • GCAL 311060056

Shape and cutting style on the report: Marquise brilliant

Certificate GCAL 311060056

Diamond specifications and retailer prices

From €124 EUR
$139 USD
As of October 30, 2026
Save €671 EUR (84%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €796 EUR at MOH London · As of November 1, 2026
View at MOH London

About this 0.43ct lab-grown marquise diamond

This 0.43ct 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 311060056. Listed at 12 retailers as of October 30, 2026, with prices from €124 to €796, a €671 spread on the same certified stone. MOH London lists it at €796. 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

0.43
Carat
D
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle33°
Pavilion angle40.1°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 311060056
Dimensions7.36 × 4.17 × 2.43 mm
L/W Ratio1.76
Culet sizeNone
Top View
7.36 mm4.17 mm0.43 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGCAL 311060056
Side View
Table 60.0%Crown 33°Girdle: THN-THKPavilion 40.1°Culet: NoneDepth 58.3%

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: €796 EUR|Low: €122 EUR|High: €822 EUR|Avg: €342 EUR|-2.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
November 1, 2026
Retailer 13€124 EUR
Retailer 5€141 EUR
Retailer 12€144 EUR
Retailer 3€148 EUR
Retailer 8€154 EUR
Retailer 7€168 EUR
Retailer 6€224 EUR
Retailer 4€260 EUR
Retailer 9€340 EUR
Retailer 11€340 EUR
Retailer 15€388 EUR
Retailer 2€519 EUR
Retailer 10€548 EUR
Retailer 14€704 EUR
MOH London€796 EUR

24 data points across 15 retailers

12 retailers€124 EUR to €796 EUR

A
Cheapest Retailer
-
€124 EUR
$139 USD
A
Retailer 2
-
€141 EUR
$157 USD
View
A
Retailer 3
-
€144 EUR
$161 USD
View
A
Retailer 4
-
€148 EUR
$165 USD
View
A
Retailer 5
-
€154 EUR
$172 USD
View
B+
Retailer 6
-
€260 EUR
CA$403 CAD
View
B+
Retailer 7
-
€340 EUR
$380 USD
View
B+
Retailer 8
-
€340 EUR
$380 USD
View
B
Retailer 9
-
€519 EUR
$580 USD
View
B
Retailer 10
-
€548 EUR
$612 USD
View
B
Retailer 11
-
€704 EUR
$786 USD
View
Most Expensive
B
MOH London
311060056 · Nov 1
€796 EUR
£700 GBP
View
11 more retailers have this diamond
Prices start from €124 EURSave up to €671 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
0.43ct Marquise
€124 EUR