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Round|Natural|GIA

0.55ct D SI2 Round Natural Diamond

EX • D/SI2 • GIA 6555218545

Certificate GIA 6555218545

Diamond specifications and retailer prices

From $913 NZD
As of November 6, 2026
Save $3,600 NZD (80%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $6,013 NZD at NZ Jewellers · As of November 2, 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 6555218545. Listed at 14 retailers as of November 2, 2026, with a 395% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6555218545
Dimensions5.22 × 5.26 × 3.25 mm
L/W Ratio1.01
Top View
5.22 mm5.26 mm0.55 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6555218545
Side View
Table 58.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 62.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $6,013 NZD|Low: $808 NZD|High: $6,013 NZD|Avg: $1,668 NZD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 6, 2026
Retailer 2$913 NZD
Retailer 4$1,121 NZD
Retailer 5$1,430 NZD
Retailer 7$1,645 NZD
Retailer 6$1,811 NZD
Retailer 8$2,275 NZD
Retailer 3$2,466 NZD
Retailer 13$2,551 NZD
Retailer 10$2,579 NZD
Retailer 9$2,844 NZD
Retailer 11$3,270 NZD
Retailer 12$4,513 NZD
NZ Jewellers$6,013 NZD

39 data points across 13 retailers

14 retailers$913 NZD to $4,513 NZD

A
Cheapest Retailer
-
$913 NZD
A
Retailer 2
-
$1,121 NZD
View
A
Retailer 3
-
$1,174 NZD
View
A
Retailer 4
-
$1,430 NZD
View
A
Retailer 5
-
$1,645 NZD
View
B+
Retailer 6
-
$1,811 NZD
View
B
Retailer 7
-
$2,275 NZD
View
Final sale: no returns
B
Retailer 8
-
$2,466 NZD
View
B
Retailer 9
-
$2,551 NZD
View
B
Retailer 10
-
$2,579 NZD
View
B
Retailer 11
-
$2,844 NZD
View
B
Retailer 12
-
$3,270 NZD
View
B
Retailer 13
-
$4,513 NZD
View
Most Expensive
NZ Jewellers
139f609a-e160-479d-86c8-182dc5e62dd1 · Nov 2
$6,013 NZD
$3,380 USD
View
Price under review
13 more retailers have this diamond
Prices start from $913 NZDSave up to $3,600 NZD

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
$913 NZD