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Marquise|Natural|GIA

0.59ct H SI2 Marquise Natural Diamond

ID • H/SI2 • GIA 6551975539

Certificate GIA 6551975539

Diamond specifications and retailer prices

From £874 GBP
As of November 6, 2026
Save £199 GBP (19%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £1,073 GBP at Diamond Exchange Canada · As of November 5, 2026
View at Diamond Exchange Canada

About this 0.59ct natural marquise diamond

This 0.59ct natural marquise sits in the half to three-quarter 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 6551975539. Listed at 2 retailers as of November 5, 2026, with prices from £874 to £1,073, a £199 spread on the same certified stone. Diamond Exchange Canada lists it at £1,073. 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

0.59
Carat
H
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 6551975539
Dimensions9.13 × 4.30 × 2.59 mm
L/W Ratio2.12
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather
Top View
9.13 mm4.30 mm0.59 ctH / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceMedium
CertificateGIA 6551975539
Side View
Table 59.0%CrownGirdle: THN-VTKPavilionCulet: NoneDepth 60.2%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 6
Current: £1,073 GBP|Low: £366 GBP|High: £1,073 GBP|Avg: £726 GBP
Diamond Exchange Canada
Retailer 2
Retailer 3
Retailer 4
November 6, 2026
Retailer 3£366 GBP
Retailer 4£586 GBP
Retailer 2£874 GBP
Diamond Exchange Canada£1,073 GBP

39 data points across 4 retailers

2 retailers£874 GBP to £1,073 GBP

B
Cheapest Retailer
-
£874 GBP
Most Expensive
B
Diamond Exchange Canada
1974695766 · Nov 5
£1,073 GBP
CA$1,995 CAD
View
1 more retailer has this diamond
Prices start from £874 GBPSave up to £199 GBP

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
0.59ct Marquise
£874 GBP