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Marquise|Natural|GIA

0.40ct H SI1 Marquise Natural Diamond

EX • H/SI1 • GIA 7563049406

Certificate GIA 7563049406

Diamond specifications and retailer prices

From $842 AUD
$590 USD
As of November 2, 2026
Save $654 AUD (44%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,496 AUD at Moon Ocean · As of October 30, 2026
View at Moon Ocean

About this 0.4ct natural marquise diamond

This 0.4ct 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 7563049406. Listed at 8 retailers as of October 30, 2026, with prices from $842 to $1,496, a $654 spread on the same certified stone. Moon Ocean lists it at $1,496. 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
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7563049406
Dimensions7.94 × 3.78 × 2.45 mm
L/W Ratio2.10
Top View
7.94 mm3.78 mm0.40 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 7563049406
Side View
Table 61.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 64.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $1,496 AUD|Low: $395 AUD|High: $1,562 AUD|Avg: $918 AUD|+0.2%
Moon Ocean
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 3, 2026
Retailer 9$396 AUD
Retailer 10$588 AUD
Retailer 4$842 AUD
Retailer 5$850 AUD
Retailer 2$855 AUD
Retailer 11$875 AUD
Retailer 8$924 AUD
Retailer 7$985 AUD
Retailer 6$1,010 AUD
Moon Ocean$1,496 AUD
Retailer 3$1,562 AUD

27 data points across 11 retailers

8 retailers$842 AUD to $1,496 AUD

B+
Cheapest Retailer
-
$842 AUD
$590 USD
B+
Retailer 2
-
$850 AUD
$596 USD
View
B
Retailer 3
-
$855 AUD
£472 GBP
View
Retailer 4
-
$875 AUD
View
Price last confirmed 30 days ago
B
Retailer 5
-
$924 AUD
$648 USD
View
B
Retailer 6
-
$985 AUD
$690 USD
View
B
Retailer 7
-
$1,010 AUD
£557 GBP
View
Most Expensive
B
Moon Ocean
NVN-7E8D4742F-406 · Oct 30
$1,496 AUD
£825 GBP
View
7 more retailers have this diamond
Prices start from $842 AUDSave up to $654 AUD

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.

B+
0.40ct Marquise
$842 AUD