Round|Natural|GIA

0.55ct D SI2 Round Natural Diamond

EX • D/SI2 • GIA 7556270490

Certificate GIA 7556270490

Diamond specifications and retailer prices

From $572 USD
As of November 5, 2026
Save $844 USD (60%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,416 USD at MOH London · As of November 4, 2026
View at MOH London

About this 0.55ct natural round diamond

This 0.55ct natural round sits in the half to three-quarter carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7556270490. Listed at 7 retailers as of November 4, 2026, with prices from $572 to $1,416, a $844 spread on the same certified stone. MOH London lists it at $1,416. 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

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 7556270490
Dimensions5.27 × 5.26 × 3.28 mm
L/W Ratio1.00
Star length50%
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather
Top View
5.27 mm5.26 mm0.55 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7556270490
Side View
Table 57.0%Crown 35°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.2%

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 5
Current: $1,416 USD|Low: $572 USD|High: $1,435 USD|Avg: $912 USD|-1.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 3$572 USD
Retailer 5$576 USD
Retailer 6$890 USD
Retailer 2$916 USD
Retailer 4$1,089 USD
MOH London$1,416 USD

42 data points across 6 retailers

7 retailers$572 USD to $1,416 USD

A
Cheapest Retailer
-
$572 USD
A
Retailer 2
-
$576 USD
View
B+
Retailer 3
-
$890 USD
View
B+
Retailer 4
-
$906 USD
View
B+
Retailer 5
-
$916 USD
View
B+
Retailer 6
-
$1,089 USD
View
Most Expensive
B
MOH London
1676C28B4 · Nov 4
$1,416 USD
£1,115 GBP
View
6 more retailers have this diamond
Prices start from $572 USDSave up to $844 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 Round
$572 USD