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Marquise|Natural|GIA

0.40ct E SI2 Marquise Natural Diamond

EX • E/SI2 • GIA 6512068078

Certificate GIA 6512068078

Diamond specifications and retailer prices

From $453 SGD
As of November 6, 2026
Save $1,003 SGD (69%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,457 SGD at MOH London · As of November 4, 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 E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6512068078. Listed at 15 retailers as of November 4, 2026, with prices from $453 to $1,457, a $1,003 spread on the same certified stone. MOH London lists it at $1,457. 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
E
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6512068078
Dimensions6.68 × 3.65 × 2.71 mm
L/W Ratio1.83
Top View
6.68 mm3.65 mm0.40 ctE / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 6512068078
Side View
Table 60.0%CrownGirdle: THK-ETKPavilionCulet: NoneDepth 74.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $1,457 SGD|Low: $453 SGD|High: $2,422 SGD|Avg: $932 SGD|-1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 2$453 SGD
Retailer 8$632 SGD
Retailer 3$639 SGD
Retailer 5$658 SGD
Retailer 7$681 SGD
Retailer 9$729 SGD
Retailer 6$851 SGD
Retailer 11$865 SGD
Retailer 4$1,271 SGD
MOH London$1,457 SGD
Retailer 10$2,422 SGD

37 data points across 11 retailers

15 retailers$453 SGD to $1,457 SGD

A
Cheapest Retailer
-
$453 SGD
A
Retailer 2
-
$539 SGD
View
B+
Retailer 3
-
$632 SGD
View
Retailer 4
-
$639 SGD
View
Price last confirmed 16 days ago
B+
Retailer 5
-
$658 SGD
View
B+
Retailer 6
-
$681 SGD
View
Retailer 7
-
$681 SGD
View
Price last confirmed 8 days ago
B+
Retailer 8
-
$729 SGD
View
B
Retailer 9
-
$789 SGD
View
B
Retailer 10
-
$798 SGD
View
B
Retailer 11
-
$851 SGD
View
B
Retailer 12
-
$865 SGD
View
B
Retailer 13
-
$1,271 SGD
View
Most Expensive
B
MOH London
CC5D96850 · Nov 4
$1,457 SGD
£898 GBP
View
13 more retailers have this diamond
Prices start from $453 SGDSave up to $1,003 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
$453 SGD