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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 $194 CAD
$139 USD
As of October 30, 2026
Save $1,055 CAD (84%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,249 CAD at MOH London · As of October 29, 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 29, 2026, with prices from $194 to $1,249, a $1,055 spread on the same certified stone. MOH London lists it at $1,249. 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: $1,249 CAD|Low: $190 CAD|High: $1,283 CAD|Avg: $535 CAD|-1.7%
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
October 30, 2026
Retailer 13$194 CAD
Retailer 5$219 CAD
Retailer 12$225 CAD
Retailer 3$230 CAD
Retailer 8$240 CAD
Retailer 7$263 CAD
Retailer 6$349 CAD
Retailer 4$406 CAD
Retailer 9$531 CAD
Retailer 11$531 CAD
Retailer 15$605 CAD
Retailer 2$810 CAD
Retailer 10$855 CAD
Retailer 14$1,098 CAD
MOH London$1,249 CAD

23 data points across 15 retailers

12 retailers$194 CAD to $1,249 CAD

A
Cheapest Retailer
-
$194 CAD
$139 USD
A
Retailer 2
-
$219 CAD
$157 USD
View
A
Retailer 3
-
$225 CAD
$161 USD
View
A
Retailer 4
-
$230 CAD
$165 USD
View
A
Retailer 5
-
$240 CAD
$172 USD
View
B+
Retailer 6
-
$406 CAD
View
B+
Retailer 7
-
$531 CAD
$380 USD
View
B+
Retailer 8
-
$531 CAD
$380 USD
View
B
Retailer 9
-
$810 CAD
$580 USD
View
B
Retailer 10
-
$855 CAD
$612 USD
View
B
Retailer 11
-
$1,098 CAD
$786 USD
View
Most Expensive
B
MOH London
311060056 · Oct 29
$1,249 CAD
£704 GBP
View
11 more retailers have this diamond
Prices start from $194 CADSave up to $1,055 CAD

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
$194 CAD