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Round|Natural|GIA

0.55ct G SI2 Round Natural Diamond

EX • G/SI2 • GIA 2458142417

Certificate GIA 2458142417

Diamond specifications and retailer prices

From $1,678 NZD
As of November 4, 2026
Save $3,081 NZD (65%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $4,759 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 G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2458142417. Listed at 13 retailers as of November 4, 2026, with prices from $1,678 to $4,759, a $3,081 spread on the same certified stone. NZ Jewellers lists it at $4,759. 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
G
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 2458142417
Dimensions5.28 × 5.25 × 3.23 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
5.28 mm5.25 mm0.55 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2458142417
Side View
Table 59.0%Crown 33.5°Girdle: ThickPavilion 41.2°Culet: NoneDepth 61.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $1,728 NZD|Low: $1,678 NZD|High: $3,617 NZD|Avg: $2,483 NZD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 5$1,678 NZD
Retailer 1$1,728 NZD
Retailer 7$1,836 NZD
Retailer 3$2,268 NZD
Retailer 2$2,304 NZD
Retailer 4$2,713 NZD
Retailer 6$3,568 NZD

43 data points across 7 retailers

13 retailers$1,678 NZD to $4,759 NZD

B+
Cheapest Retailer
-
$1,678 NZD
B+
Retailer 2
-
$1,728 NZD
View
Retailer 3
-
$1,735 NZD
View
Price last confirmed 26 days ago
B+
Retailer 4
-
$1,768 NZD
View
Retailer 5
-
$1,768 NZD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
$1,836 NZD
View
B+
Retailer 7
-
$1,943 NZD
View
B+
Retailer 8
-
$2,040 NZD
View
B
Retailer 9
-
$2,268 NZD
View
B+
Retailer 10
-
$2,304 NZD
View
B
Retailer 11
-
$2,713 NZD
View
B
Retailer 12
-
$3,568 NZD
View
Most Expensive
B
NZ Jewellers
12d547df-4f11-4205-b833-3a1a96649566 · Nov 4
$4,759 NZD
$2,638 USD
View
12 more retailers have this diamond
Prices start from $1,678 NZDSave up to $3,081 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.

B+
0.55ct Round
$1,678 NZD