Marquise|Natural|GIA

0.40ct H SI1 Marquise Natural Diamond

EX • H/SI1 • GIA 7563049406

Certificate GIA 7563049406

Diamond specifications and retailer prices

From €526 EUR
$590 USD
As of November 2, 2026
Save €409 EUR (44%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: €935 EUR 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 €526 to €935, a €409 spread on the same certified stone. Moon Ocean lists it at €935. 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: €935 EUR|Low: €247 EUR|High: €976 EUR|Avg: €574 EUR|+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€248 EUR
Retailer 10€367 EUR
Retailer 4€526 EUR
Retailer 5€531 EUR
Retailer 2€534 EUR
Retailer 11€547 EUR
Retailer 8€578 EUR
Retailer 7€615 EUR
Retailer 6€631 EUR
Moon Ocean€935 EUR
Retailer 3€976 EUR

27 data points across 11 retailers

8 retailers€526 EUR to €935 EUR

B+
Cheapest Retailer
-
€526 EUR
$590 USD
B+
Retailer 2
-
€531 EUR
$596 USD
View
B
Retailer 3
-
€534 EUR
£472 GBP
View
Retailer 4
-
€547 EUR
A$943 AUD
View
Price last confirmed 30 days ago
B
Retailer 5
-
€578 EUR
$648 USD
View
B
Retailer 6
-
€615 EUR
$690 USD
View
B
Retailer 7
-
€631 EUR
£557 GBP
View
Most Expensive
B
Moon Ocean
NVN-7E8D4742F-406 · Oct 30
€935 EUR
£825 GBP
View
7 more retailers have this diamond
Prices start from €526 EURSave up to €409 EUR

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
€526 EUR