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Round|Natural|GIA

0.55ct J SI1 Round Natural Diamond

EX • J/SI1 • GIA 7563401154

Certificate GIA 7563401154

Diamond specifications and retailer prices

From $662 NZD
As of November 6, 2026
Save $2,816 NZD (81%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $3,478 NZD 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 J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7563401154. Listed at 14 retailers as of November 4, 2026, with prices from $662 to $3,478, a $2,816 spread on the same certified stone. NZ Jewellers lists it at $3,478. 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
J
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 7563401154
Dimensions5.24 × 5.26 × 3.26 mm
L/W Ratio1.00
Girdle conditionMedium to Slightly Thick
Key to symbols
Crystal
Top View
5.24 mm5.26 mm0.55 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 7563401154
Side View
Table 58.0%Crown 36°Girdle: UND-UNDPavilion 40.8°Culet: NDepth 62.1%

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: $3,478 NZD|Low: $662 NZD|High: $3,478 NZD|Avg: $1,275 NZD|+18.7%
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 6$662 NZD
Retailer 11$761 NZD
Retailer 8$907 NZD
Retailer 5$965 NZD
Retailer 2$978 NZD
Retailer 4$1,156 NZD
Retailer 10$1,171 NZD
Retailer 7$1,194 NZD
Retailer 12$1,209 NZD
Retailer 9$1,210 NZD
Retailer 13$1,234 NZD
Retailer 3$2,127 NZD
NZ Jewellers$3,478 NZD

27 data points across 13 retailers

14 retailers$662 NZD to $3,478 NZD

A
Cheapest Retailer
-
$662 NZD
A
Retailer 2
-
$761 NZD
View
A
Retailer 3
-
$907 NZD
View
Retailer 4
-
$965 NZD
View
Price last confirmed 10 days ago
A
Retailer 5
-
$978 NZD
View
Retailer 6
-
$1,109 NZD
View
Price last confirmed 40 days ago
B+
Retailer 7
-
$1,156 NZD
View
B+
Retailer 8
-
$1,171 NZD
View
B+
Retailer 9
-
$1,194 NZD
View
B+
Retailer 10
-
$1,209 NZD
View
B+
Retailer 11
-
$1,210 NZD
View
B+
Retailer 12
-
$1,234 NZD
View
Retailer 13
-
$2,127 NZD
View
Price last confirmed 8 days ago
Most Expensive
C
NZ Jewellers
fcda0742-6a4b-4140-9192-04faf867aece · Nov 4
$3,478 NZD
$1,928 USD
View
13 more retailers have this diamond
Prices start from $662 NZDSave up to $2,816 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
$662 NZD