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Marquise|Natural|GIA

0.90ct D SI1 Marquise Natural Diamond

EX • D/SI1 • GIA 2567437005

Certificate GIA 2567437005

Diamond specifications and retailer prices

From €1,774 EUR
$1,990 USD
As of November 2, 2026
Save €2,818 EUR (61%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €4,592 EUR at Moon Ocean · As of November 2, 2026
View at Moon Ocean

About this 0.9ct natural marquise diamond

This 0.9ct natural marquise sits in the just-under-one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2567437005. Listed at 12 retailers as of November 2, 2026, with prices from €1,774 to €4,592, a €2,818 spread on the same certified stone. Moon Ocean lists it at €4,592. 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

0.90
Carat
D
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceStrong
OriginNatural
Grading LabGIA
CertificateGIA 2567437005
Dimensions9.01 × 5.04 × 3.20 mm
L/W Ratio1.79
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Twinning Wisp, Crystal, Feather, Cavity
Top View
9.01 mm5.04 mm0.90 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceStrong
CertificateGIA 2567437005
Side View
Table 60.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 63.5%

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 2
Current: €4,592 EUR|Low: €1,774 EUR|High: €4,749 EUR|Avg: €2,577 EUR|-3.1%
Moon Ocean
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 3€1,774 EUR
Retailer 12€1,850 EUR
Retailer 7€1,922 EUR
Retailer 10€1,922 EUR
Retailer 11€2,011 EUR
Retailer 4€2,033 EUR
Retailer 2€2,092 EUR
Retailer 9€2,218 EUR
Retailer 6€2,836 EUR
Retailer 5€3,369 EUR
Retailer 8€4,019 EUR
Moon Ocean€4,592 EUR

20 data points across 12 retailers

12 retailers€1,774 EUR to €4,592 EUR

A
Cheapest Retailer
-
€1,774 EUR
$1,990 USD
Final sale: no returns
A
Retailer 2
-
€1,850 EUR
$2,075 USD
View
A
Retailer 3
-
€1,922 EUR
$2,156 USD
View
A
Retailer 4
-
€1,922 EUR
$2,156 USD
View
A
Retailer 5
-
€2,011 EUR
$2,256 USD
View
B+
Retailer 6
-
€2,033 EUR
$2,280 USD
View
A
Retailer 7
-
€2,092 EUR
£1,848 GBP
View
B+
Retailer 8
-
€2,218 EUR
$2,488 USD
View
B+
Retailer 9
-
€2,836 EUR
ZAR 51,382 ZAR
View
B
Retailer 10
-
€3,369 EUR
£2,975 GBP
View
B
Retailer 11
-
€4,019 EUR
$4,508 USD
View
Most Expensive
B
Moon Ocean
NVN-E8D38E710-005 · Nov 2
€4,592 EUR
£4,056 GBP
View
11 more retailers have this diamond
Prices start from €1,774 EURSave up to €2,818 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.

A
0.90ct Marquise
€1,774 EUR