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Marquise|Natural|GIA

0.42ct H SI1 Marquise Natural Diamond

EX • H/SI1 • GIA 6541662542

Certificate GIA 6541662542

Diamond specifications and retailer prices

From $444 CAD
₹30,283 INR
As of November 2, 2026
Save $968 CAD (69%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $1,413 CAD at MOH London · As of November 2, 2026
View at MOH London

About this 0.42ct natural marquise diamond

This 0.42ct natural marquise sits in the sub-half-carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6541662542. Listed at 9 retailers as of November 2, 2026, with prices from $444 to $1,413, a $968 spread on the same certified stone. MOH London lists it at $1,413. 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

0.42
Carat
H
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6541662542
Dimensions8.42 × 3.87 × 2.23 mm
L/W Ratio2.18
Top View
8.42 mm3.87 mm0.42 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6541662542
Side View
Table 60.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 57.7%

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: Nov 2
Current: $1,413 CAD|Low: $444 CAD|High: $1,549 CAD|Avg: $835 CAD|-8.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 2$444 CAD
Retailer 5$519 CAD
Retailer 6$657 CAD
Retailer 4$658 CAD
Retailer 3$985 CAD
MOH London$1,413 CAD

45 data points across 6 retailers

9 retailers$444 CAD to $1,413 CAD

A
Cheapest Retailer
-
$444 CAD
₹30,283 INR
A
Retailer 2
-
$519 CAD
HK$2,900 HKD
View
Retailer 3
-
$657 CAD
SGD 635 SGD
View
Price last confirmed 9 days ago
B+
Retailer 4
-
$658 CAD
$471 USD
View
Retailer 5
-
$708 CAD
$507 USD
View
Price last confirmed 33 days ago
Retailer 6
-
$714 CAD
$511 USD
View
Price last confirmed 26 days ago
B
Retailer 7
-
$985 CAD
£555 GBP
View
Most Expensive
B
MOH London
0F2F21128 · Nov 2
$1,413 CAD
£796 GBP
View
7 more retailers have this diamond
Prices start from $444 CADSave up to $968 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
0.42ct Marquise
$444 CAD