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Round|Natural|GIA

2.23ct M SI1 Round Natural Diamond

EX • M/SI1 • GIA 5553685141

Certificate GIA 5553685141

Diamond specifications and retailer prices

From $11,412 NZD
As of November 3, 2026
Save $9,183 NZD (45%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $20,594 NZD at NZ Jewellers · As of November 2, 2026
View at NZ Jewellers

About this 2.23ct natural round diamond

This 2.23ct natural round sits in the two to three carat band, graded M colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5553685141. Listed at 7 retailers as of November 2, 2026, with prices from $11,412 to $20,594, a $9,183 spread on the same certified stone. NZ Jewellers lists it at $20,594. 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

2.23
Carat
M
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 5553685141
Dimensions8.27 × 8.32 × 5.21 mm
L/W Ratio1.01
Girdle conditionSlightly Thick
Key to symbols
Crystal, Feather, Needle
Top View
8.27 mm8.32 mm2.23 ctM / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5553685141
Side View
Table 58.0%Crown 35.5°GirdlePavilion 41.2°Culet: NoneDepth 62.8%

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 3
Current: $20,594 NZD|Low: $11,052 NZD|High: $20,897 NZD|Avg: $13,368 NZD|-1.4%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 8$11,052 NZD
Retailer 4$11,412 NZD
Retailer 5$11,901 NZD
Retailer 7$12,314 NZD
Retailer 6$12,502 NZD
Retailer 3$12,664 NZD
Retailer 2$13,856 NZD
NZ Jewellers$20,594 NZD

32 data points across 8 retailers

7 retailers$11,412 NZD to $20,594 NZD

B+
Cheapest Retailer
-
$11,412 NZD
B+
Retailer 2
-
$11,901 NZD
View
B+
Retailer 3
-
$12,314 NZD
View
B+
Retailer 4
-
$12,502 NZD
View
B+
Retailer 5
-
$12,664 NZD
View
B
Retailer 6
-
$13,856 NZD
View
Most Expensive
B
NZ Jewellers
d99096a2-4669-453e-8bcf-9d1130a809da · Nov 2
$20,594 NZD
$11,577 USD
View
6 more retailers have this diamond
Prices start from $11,412 NZDSave up to $9,183 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+
2.23ct Round
$11,412 NZD