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Marquise|Natural|GIA

0.34ct D SI2 Marquise Natural Diamond

EX • D/SI2 • GIA 2556198817

Certificate GIA 2556198817

Diamond specifications and retailer prices

From €358 EUR
As of November 6, 2026
Save €292 EUR (45%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: €651 EUR at MOH London · As of November 2, 2026
View at MOH London

About this 0.34ct natural marquise diamond

This 0.34ct natural marquise sits in the sub-half-carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2556198817. Listed at 5 retailers as of November 2, 2026, with prices from €358 to €651, a €292 spread on the same certified stone. MOH London lists it at €651. 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

0.34
Carat
D
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2556198817
Dimensions7.17 × 3.64 × 2.29 mm
L/W Ratio1.97
Key to symbols
Crystal
Top View
7.17 mm3.64 mm0.34 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2556198817
Side View
Table 62.0%CrownGirdle: THN-VTKPavilionCulet: NoneDepth 63.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: €651 EUR|Low: €341 EUR|High: €692 EUR|Avg: €470 EUR|-6.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 6, 2026
Retailer 2€358 EUR
Retailer 5€359 EUR
Retailer 4€386 EUR
Retailer 3€527 EUR
MOH London€651 EUR

44 data points across 5 retailers

5 retailers€358 EUR to €651 EUR

A
Cheapest Retailer
-
€358 EUR
A
Retailer 2
-
€359 EUR
View
B+
Retailer 3
-
€386 EUR
View
B+
Retailer 4
-
€527 EUR
View
Most Expensive
B
MOH London
79F5AB021 · Nov 2
€651 EUR
£575 GBP
View
4 more retailers have this diamond
Prices start from €358 EURSave up to €292 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
0.34ct Marquise
€358 EUR