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Marquise|Natural|GIA

3.00ct D SI1 Marquise Natural Diamond

EX • D/SI1 • GIA 6551879449

Certificate GIA 6551879449

Diamond specifications and retailer prices

From €39,404 EUR
As of November 6, 2026
Save €24,449 EUR (38%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: €63,853 EUR at MOH London · As of November 4, 2026
View at MOH London

About this 3ct natural marquise diamond

This 3ct natural marquise sits in the three to five 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 6551879449. Listed at 7 retailers as of November 4, 2026, with prices from €39,404 to €63,853, a €24,449 spread on the same certified stone. MOH London lists it at €63,853. 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

3.00
Carat
D
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6551879449
Dimensions14.24 × 7.54 × 4.47 mm
L/W Ratio1.89
Key to symbols
Crystal, Feather, Cavity, Indented Natural, Natural
Top View
14.24 mm7.54 mm3.00 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6551879449
Side View
Table 62.0%CrownGirdle: VTK-ETKPavilionCulet: NoneDepth 59.2%

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 6
Current: €63,853 EUR|Low: €39,404 EUR|High: €70,974 EUR|Avg: €49,312 EUR|-8.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 4, 2026
Retailer 6€39,404 EUR
Retailer 5€41,480 EUR
Retailer 4€42,702 EUR
Retailer 7€44,253 EUR
Retailer 3€44,631 EUR
Retailer 2€49,724 EUR
MOH London€63,853 EUR

30 data points across 7 retailers

7 retailers€39,404 EUR to €63,853 EUR

A
Cheapest Retailer
-
€39,404 EUR
A
Retailer 2
-
€41,480 EUR
View
Final sale: no returns
B+
Retailer 3
-
€42,702 EUR
View
B+
Retailer 4
-
€44,253 EUR
View
B+
Retailer 5
-
€44,631 EUR
View
B+
Retailer 6
-
€49,724 EUR
View
Most Expensive
B
MOH London
DF2D051CD · Nov 4
€63,853 EUR
£56,135 GBP
View
6 more retailers have this diamond
Prices start from €39,404 EURSave up to €24,449 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
3.00ct Marquise
€39,404 EUR