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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 $398 SGD
₹29,638 INR
As of October 28, 2026
Save $859 SGD (68%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $1,257 SGD 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 21 retailers as of October 26, 2026, with prices from $398 to $1,257, a $859 spread on the same certified stone. MOH London lists it at $1,257. 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
Colour
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: $1,257 SGD|Low: $398 SGD|High: $2,084 SGD|Avg: $768 SGD|-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$398 SGD
Retailer 4$460 SGD
Retailer 3$486 SGD
Retailer 10$501 SGD
Retailer 9$543 SGD
Retailer 14$550 SGD
Retailer 5$586 SGD
Retailer 7$586 SGD
Retailer 6$628 SGD
Retailer 18$648 SGD
Retailer 11$674 SGD
Retailer 2$721 SGD
Retailer 16$745 SGD
Retailer 17$841 SGD
Retailer 13$866 SGD
Retailer 12$1,106 SGD
MOH London$1,257 SGD
Retailer 8$2,084 SGD

22 data points across 18 retailers

21 retailers$398 SGD to $1,257 SGD

A
Cheapest Retailer
-
$398 SGD
₹29,638 INR
A
Retailer 2
-
$460 SGD
$360 USD
View
Retailer 3
-
$486 SGD
$380 USD
View
Price last confirmed 12 days ago
A
Retailer 4
-
$543 SGD
$425 USD
View
A
Retailer 5
-
$550 SGD
$430 USD
View
B+
Retailer 6
-
$586 SGD
$458 USD
View
B+
Retailer 7
-
$586 SGD
$458 USD
View
B+
Retailer 8
-
$628 SGD
$491 USD
View
B+
Retailer 9
-
$648 SGD
$507 USD
View
B+
Retailer 10
-
$674 SGD
£415 GBP
View
Retailer 11
-
$711 SGD
$556 USD
View
Price last confirmed 8 days ago
B+
Retailer 12
-
$721 SGD
$564 USD
View
B
Retailer 13
-
$745 SGD
£459 GBP
View
B+
Retailer 14
-
$775 SGD
$607 USD
View
B
Retailer 15
-
$812 SGD
$635 USD
View
Retailer 16
-
$841 SGD
ZAR 10,629 ZAR
View
Price last confirmed 7 days ago
B
Retailer 17
-
$866 SGD
€645 EUR
View
Retailer 18
-
$872 SGD
A$1,049 AUD
View
Price last confirmed 28 days ago
B
Retailer 19
-
$1,106 SGD
£681 GBP
View
Most Expensive
B
MOH London
CD984B5AA · Oct 26
$1,257 SGD
£774 GBP
View
19 more retailers have this diamond
Prices start from $398 SGDSave up to $859 SGD

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
$398 SGD