CaratHunter
Plans
Princess|Natural|IGI

1.23ct H SI2 Princess Natural Diamond

EX • H/SI2 • IGI 788607727

Shape and cutting style on the report: Princess cut

Certificate IGI 788607727

Diamond specifications and retailer prices

From $4,127 NZD
As of November 4, 2026
Save $6,413 NZD (61%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $10,540 NZD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.23ct natural princess diamond

This 1.23ct natural princess sits in the classic one-carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 788607727. Listed at 8 retailers as of November 4, 2026, with prices from $4,127 to $10,540, a $6,413 spread on the same certified stone. NZ Jewellers lists it at $10,540. 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

1.23
Carat
H
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.4°
Pavilion angle38.7°
OriginNatural
Grading LabIGI
CertificateIGI 788607727
Dimensions5.78 × 5.76 × 4.19 mm
L/W Ratio1.00
Culet sizePointed
Top View
5.78 mm5.76 mm1.23 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 788607727
Side View
Table 71.0%Crown 44.4°Girdle: Slightly ThickPavilion 38.7°Culet: NoneDepth 72.7%

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: $10,540 NZD|Low: $3,687 NZD|High: $10,540 NZD|Avg: $5,795 NZD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 11$3,687 NZD
Retailer 10$4,127 NZD
Retailer 6$4,567 NZD
Retailer 8$4,567 NZD
Retailer 5$4,779 NZD
Retailer 7$5,271 NZD
Retailer 3$5,318 NZD
Retailer 2$5,868 NZD
Retailer 9$5,998 NZD
Retailer 4$8,808 NZD
NZ Jewellers$10,540 NZD

20 data points across 11 retailers

8 retailers$4,127 NZD to $10,540 NZD

B+
Cheapest Retailer
-
$4,127 NZD
Retailer 2
-
$4,567 NZD
View
Price last confirmed 9 days ago
B+
Retailer 3
-
$4,567 NZD
View
B+
Retailer 4
-
$4,779 NZD
View
B
Retailer 5
-
$5,271 NZD
View
B+
Retailer 6
-
$5,868 NZD
View
B
Retailer 7
-
$8,808 NZD
View
Most Expensive
B
NZ Jewellers
2ada0e4a-be21-459d-9f2d-e386e2df6cf3 · Nov 5
$10,540 NZD
$5,843 USD
View
7 more retailers have this diamond
Prices start from $4,127 NZDSave up to $6,413 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+
1.23ct Princess
$4,127 NZD