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Marquise|Natural|GIA

0.55ct D SI2 Marquise Natural Diamond

EX • D/SI2 • GIA 5231963960

Certificate GIA 5231963960

Diamond specifications and retailer prices

From $653 USD
As of November 4, 2026
Save $103 USD (14%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $756 USD at B2C Jewels · As of November 6, 2026
View at B2C Jewels

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 5231963960. Listed at 2 retailers as of November 4, 2026, with prices from $653 to $756, a $103 spread on the same certified stone. B2C Jewels lists it at $756. 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
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5231963960
Dimensions7.74 × 4.42 mm
L/W Ratio1.75
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Cloud, Feather
Top View
7.74 mm4.42 mm0.55 ctD / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 5231963960
Side View
Table 61.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 62.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: $756 USD|Low: $653 USD|High: $857 USD|Avg: $738 USD|-11.8%
B2C Jewels
Retailer 2
September 23, 2026
Retailer 2$653 USD
B2C Jewels$756 USD

8 data points across 2 retailers

2 retailers$653 USD to $756 USD

A
Cheapest Retailer
-
$653 USD
Most Expensive
B+
B2C Jewels
35022296 · Nov 6
$756 USD
View
1 more retailer has this diamond
Prices start from $653 USDSave up to $103 USD

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
$653 USD