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Marquise|Natural|GIA

0.55ct D SI2 Marquise Natural Diamond

EX • D/SI2 • GIA 3565551204

Certificate GIA 3565551204

Diamond specifications and retailer prices

From £532 GBP
As of November 6, 2026
Save £312 GBP (37%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £844 GBP at Frank Darling · As of November 6, 2026
View at Frank Darling

About this 0.55ct natural marquise diamond

This 0.55ct natural marquise sits in the half to three-quarter 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 3565551204. Listed at 9 retailers as of November 6, 2026, with prices from £532 to £844, a £312 spread on the same certified stone. Frank Darling lists it at £844. 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
D
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.84°
Pavilion angle40.22°
OriginNatural
Grading LabGIA
CertificateGIA 3565551204
Dimensions8.12 × 4.28 × 2.71 mm
L/W Ratio1.90
Culet sizeNone
Top View
8.12 mm4.28 mm0.55 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 3565551204
Side View
Table 59.0%Crown 39.84°Girdle: MED-VTKPavilion 40.22°Culet: NoneDepth 63.2%

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: £844 GBP|Low: £532 GBP|High: £873 GBP|Avg: £686 GBP|-3.4%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 5£532 GBP
Retailer 9£539 GBP
Retailer 4£551 GBP
Retailer 6£560 GBP
Retailer 3£590 GBP
Retailer 8£711 GBP
Retailer 2£713 GBP
Retailer 7£819 GBP
Frank Darling£844 GBP

29 data points across 9 retailers

9 retailers£532 GBP to £844 GBP

A
Cheapest Retailer
-
£532 GBP
A
Retailer 2
-
£539 GBP
View
A
Retailer 3
-
£551 GBP
View
A
Retailer 4
-
£560 GBP
View
A
Retailer 5
-
£590 GBP
View
B+
Retailer 6
-
£711 GBP
View
B+
Retailer 7
-
£713 GBP
View
B+
Retailer 8
-
£819 GBP
View
Most Expensive
B+
Frank Darling
2700955HK · Nov 6
£844 GBP
$1,135 USD
View
8 more retailers have this diamond
Prices start from £532 GBPSave up to £312 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.

A
0.55ct Marquise
£532 GBP