Marquise|Natural|GIA

0.40ct H SI2 Marquise Natural Diamond

ID • H/SI2 • GIA 7553247431

Certificate GIA 7553247431

Diamond specifications and retailer prices

From $489 USD
As of November 1, 2026
6 retailers carry this diamond
Most expensive: $601 USD at Diamond Heaven · As of September 26, 2026
View at Diamond Heaven

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 SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7553247431. Listed at 6 retailers as of November 1, 2026. 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
Color
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7553247431
Dimensions8.53 × 3.73 × 2.18 mm
L/W Ratio2.29
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Twinning Wisp
Top View
8.53 mm3.73 mm0.40 ctH / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 7553247431
Side View
Table 56.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 58.5%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 1
Current: $601 USD|Low: $281 USD|High: $1,628 USD|Avg: $583 USD
Diamond Heaven
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
September 30, 2026
Retailer 9$283 USD
Retailer 13$310 USD
Retailer 16$326 USD
Retailer 6$425 USD
Retailer 7$437 USD
Retailer 14$439 USD
Retailer 5$441 USD
Retailer 15$457 USD
Retailer 4$490 USD
Retailer 10$502 USD
Retailer 2$521 USD
Retailer 8$556 USD
Diamond Heaven$601 USD
Retailer 12$633 USD
Retailer 11$993 USD
Retailer 3$1,628 USD

10 data points across 16 retailers

6 retailers

Retailer 1
-
$310 USD
Price last confirmed 34 days ago
Retailer 2
-
$425 USD
View
Price last confirmed 35 days ago
B
Retailer 3
-
$489 USD
View
Retailer 4
-
$490 USD
View
Price last confirmed 34 days ago
Most Expensive
Diamond Heaven
0.4SI2H7531EC07N · Sep 26
$601 USD
£473 GBP
View
Price last confirmed 37 days ago
4 more retailers have this diamond
Prices start from $489 USD

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
$489 USD