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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 €1,781 EUR
$1,990 USD
As of November 2, 2026
Save €2,829 EUR (61%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €4,611 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 €1,781 to €4,611, a €2,829 spread on the same certified stone. Moon Ocean lists it at €4,611. 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
Color
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: €4,611 EUR|Low: €1,781 EUR|High: €4,768 EUR|Avg: €2,587 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€1,781 EUR
Retailer 12€1,857 EUR
Retailer 7€1,930 EUR
Retailer 10€1,930 EUR
Retailer 11€2,019 EUR
Retailer 4€2,041 EUR
Retailer 2€2,100 EUR
Retailer 9€2,227 EUR
Retailer 6€2,847 EUR
Retailer 5€3,382 EUR
Retailer 8€4,035 EUR
Moon Ocean€4,611 EUR

20 data points across 12 retailers

12 retailers€1,781 EUR to €4,611 EUR

A
Cheapest Retailer
-
€1,781 EUR
$1,990 USD
Final sale: no returns
A
Retailer 2
-
€1,857 EUR
$2,075 USD
View
A
Retailer 3
-
€1,930 EUR
$2,156 USD
View
A
Retailer 4
-
€1,930 EUR
$2,156 USD
View
A
Retailer 5
-
€2,019 EUR
$2,256 USD
View
A
Retailer 6
-
€2,041 EUR
$2,280 USD
View
A
Retailer 7
-
€2,100 EUR
£1,848 GBP
View
B+
Retailer 8
-
€2,227 EUR
$2,488 USD
View
B+
Retailer 9
-
€2,847 EUR
ZAR 51,382 ZAR
View
B
Retailer 10
-
€3,382 EUR
£2,975 GBP
View
B
Retailer 11
-
€4,035 EUR
$4,508 USD
View
Most Expensive
B
Moon Ocean
NVN-E8D38E710-005 · Nov 2
€4,611 EUR
£4,056 GBP
View
11 more retailers have this diamond
Prices start from €1,781 EURSave up to €2,829 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
€1,781 EUR