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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 $632 NZD
As of November 6, 2026
Save $1,397 NZD (69%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,029 NZD 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 $632 to $2,029, a $1,397 spread on the same certified stone. MOH London lists it at $2,029. 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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $2,029 NZD|Low: $632 NZD|High: $3,373 NZD|Avg: $1,298 NZD|-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$632 NZD
Retailer 8$881 NZD
Retailer 3$889 NZD
Retailer 5$916 NZD
Retailer 7$948 NZD
Retailer 9$1,016 NZD
Retailer 6$1,185 NZD
Retailer 11$1,204 NZD
Retailer 4$1,770 NZD
MOH London$2,029 NZD
Retailer 10$3,373 NZD

37 data points across 11 retailers

15 retailers$632 NZD to $2,029 NZD

A
Cheapest Retailer
-
$632 NZD
A
Retailer 2
-
$751 NZD
View
B+
Retailer 3
-
$881 NZD
View
Retailer 4
-
$889 NZD
View
Price last confirmed 16 days ago
B+
Retailer 5
-
$916 NZD
View
B+
Retailer 6
-
$948 NZD
View
Retailer 7
-
$948 NZD
View
Price last confirmed 8 days ago
B+
Retailer 8
-
$1,016 NZD
View
B
Retailer 9
-
$1,099 NZD
View
B
Retailer 10
-
$1,112 NZD
View
B
Retailer 11
-
$1,185 NZD
View
B
Retailer 12
-
$1,204 NZD
View
B
Retailer 13
-
$1,770 NZD
View
Most Expensive
B
MOH London
CC5D96850 · Nov 4
$2,029 NZD
£898 GBP
View
13 more retailers have this diamond
Prices start from $632 NZDSave up to $1,397 NZD

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
$632 NZD