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Marquise|Natural|GIA

0.40ct G SI1 Marquise Natural Diamond

ID • G/SI1 • GIA 6561323652

Certificate GIA 6561323652

Diamond specifications and retailer prices

From $435 CAD
₹29,638 INR
As of October 28, 2026
Save $938 CAD (68%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $1,373 CAD at MOH London · As of October 26, 2026
View at MOH London

About this 0.4ct natural marquise diamond

This 0.4ct natural marquise sits in the sub-half-carat band, graded G 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 6561323652. Listed at 22 retailers as of October 26, 2026, with prices from $435 to $1,373, a $938 spread on the same certified stone. MOH London lists it at $1,373. 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

0.40
Carat
G
Color
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6561323652
Dimensions7.43 × 3.89 × 2.32 mm
L/W Ratio1.91
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Cloud, Feather
Top View
7.43 mm3.89 mm0.40 ctG / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6561323652
Side View
Table 62.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 59.6%

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 28
Current: $1,373 CAD|Low: $435 CAD|High: $2,277 CAD|Avg: $839 CAD|-1.0%
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
Retailer 16
Retailer 17
Retailer 18
October 30, 2026
Retailer 15$435 CAD
Retailer 4$503 CAD
Retailer 3$531 CAD
Retailer 10$548 CAD
Retailer 9$594 CAD
Retailer 14$601 CAD
Retailer 5$640 CAD
Retailer 7$640 CAD
Retailer 6$686 CAD
Retailer 18$708 CAD
Retailer 11$736 CAD
Retailer 2$788 CAD
Retailer 16$814 CAD
Retailer 17$919 CAD
Retailer 13$946 CAD
Retailer 12$1,209 CAD
MOH London$1,373 CAD
Retailer 8$2,277 CAD

22 data points across 18 retailers

22 retailers$435 CAD to $1,373 CAD

A
Cheapest Retailer
-
$435 CAD
₹29,638 INR
A
Retailer 2
-
$503 CAD
$360 USD
View
Retailer 3
-
$531 CAD
$380 USD
View
Price last confirmed 11 days ago
A
Retailer 4
-
$548 CAD
$392 USD
View
Final sale: no returns
A
Retailer 5
-
$594 CAD
$425 USD
View
A
Retailer 6
-
$601 CAD
$430 USD
View
B+
Retailer 7
-
$640 CAD
$458 USD
View
B+
Retailer 8
-
$640 CAD
$458 USD
View
B+
Retailer 9
-
$686 CAD
$491 USD
View
B+
Retailer 10
-
$708 CAD
$507 USD
View
B+
Retailer 11
-
$736 CAD
£415 GBP
View
Retailer 12
-
$777 CAD
$556 USD
View
Price last confirmed 7 days ago
B+
Retailer 13
-
$788 CAD
$564 USD
View
B
Retailer 14
-
$814 CAD
£459 GBP
View
B+
Retailer 15
-
$847 CAD
$607 USD
View
B
Retailer 16
-
$887 CAD
$635 USD
View
Retailer 17
-
$919 CAD
ZAR 10,629 ZAR
View
Price last confirmed 7 days ago
B
Retailer 18
-
$946 CAD
€645 EUR
View
Retailer 19
-
$953 CAD
A$1,049 AUD
View
Price last confirmed 28 days ago
B
Retailer 20
-
$1,209 CAD
£681 GBP
View
Most Expensive
B
MOH London
CD984B5AA · Oct 26
$1,373 CAD
£774 GBP
View
20 more retailers have this diamond
Prices start from $435 CADSave up to $938 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
0.40ct Marquise
$435 CAD