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Marquise|Natural|GIA

0.55ct J SI2 Marquise Natural Diamond

EX • J/SI2 • GIA 2173678888

Certificate GIA 2173678888

Diamond specifications and retailer prices

From £668 GBP
As of November 7, 2026
Save £346 GBP (34%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £1,014 GBP at MOH London · As of November 7, 2026
View at MOH London

About this 0.55ct natural marquise diamond

This 0.55ct natural marquise sits in the half to three-quarter carat band, graded J 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 2173678888. Listed at 3 retailers as of November 7, 2026, with prices from £668 to £1,014, a £346 spread on the same certified stone. MOH London lists it at £1,014. 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

0.55
Carat
J
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishGood
SymmetryVery Good
FluorescenceStrong
OriginNatural
Grading LabGIA
CertificateGIA 2173678888
Dimensions7.83 × 4.35 × 2.77 mm
L/W Ratio1.80
Culet sizeNone
Top View
7.83 mm4.35 mm0.55 ctJ / SI2
OriginNatural
CutExcellent
PolishGood
SymmetryVery Good
FluorescenceStrong
CertificateGIA 2173678888
Side View
Table 58.0%CrownGirdle: THN-VTKPavilionCulet: NoneDepth 63.7%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 7
Current: £1,014 GBP|Low: £634 GBP|High: £1,032 GBP|Avg: £820 GBP|-0.7%
MOH London
Retailer 2
Retailer 3
November 7, 2026
Retailer 2£668 GBP
Retailer 3£785 GBP
MOH London£1,014 GBP

43 data points across 3 retailers

3 retailers£668 GBP to £1,014 GBP

B
Cheapest Retailer
-
£668 GBP
B
Retailer 2
-
£785 GBP
View
Most Expensive
C
MOH London
12BAEED16 · Nov 7
£1,014 GBP
View
2 more retailers have this diamond
Prices start from £668 GBPSave up to £346 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
0.55ct Marquise
£668 GBP