Round|Natural|GIA

0.55ct D SI2 Round Natural Diamond

EX • D/SI2 • GIA 6442376846

Certificate GIA 6442376846

Diamond specifications and retailer prices

From $821 USD
As of November 4, 2026
Save $2,065 USD (72%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $2,886 USD at NZ Jewellers · As of November 4, 2026
View at NZ Jewellers

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 6442376846. Listed at 18 retailers as of November 4, 2026, with prices from $821 to $2,886, a $2,065 spread on the same certified stone. NZ Jewellers lists it at $2,886. 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
FluorescenceFaint
Crown angle36.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6442376846
Dimensions5.25 × 5.21 × 3.25 mm
L/W Ratio1.01
Top View
5.25 mm5.21 mm0.55 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6442376846
Side View
Table 57.0%Crown 36.5°Girdle: THN-STKPavilion 40.6°Culet: NoneDepth 62.1%

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 4
Current: $907 USD|Low: $708 USD|High: $1,666 USD|Avg: $1,118 USD|+4.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 6, 2026
Retailer 5$850 USD
Retailer 3$885 USD
Retailer 1$907 USD
Retailer 2$1,287 USD
Retailer 4$1,643 USD

40 data points across 5 retailers

18 retailers$821 USD to $2,886 USD

A
Cheapest Retailer
-
$821 USD
A
Retailer 2
-
$838 USD
View
A
Retailer 3
-
$850 USD
View
Final sale: no returns
A
Retailer 4
-
$885 USD
View
A
Retailer 5
-
$907 USD
View
B+
Retailer 6
-
$920 USD
View
Retailer 7
-
$920 USD
View
Price last confirmed 8 days ago
B+
Retailer 8
-
$931 USD
View
B+
Retailer 9
-
$956 USD
View
B+
Retailer 10
-
$980 USD
View
B+
Retailer 11
-
$980 USD
View
B+
Retailer 12
-
$1,010 USD
View
B+
Retailer 13
-
$1,053 USD
View
B+
Retailer 14
-
$1,062 USD
View
B+
Retailer 15
-
$1,287 USD
View
B
Retailer 16
-
$1,643 USD
View
B
Retailer 17
-
$2,052 USD
View
Most Expensive
B
NZ Jewellers
c86dd0f2-128e-4e24-85a4-09056f3a4634 · Nov 4
$2,886 USD
View
17 more retailers have this diamond
Prices start from $821 USDSave up to $2,065 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
$821 USD