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Princess|Natural|IGI

1.20ct I SI2 Princess Natural Diamond

VG • I/SI2 • IGI 816642479

Shape and cutting style on the report: Princess cut

Certificate IGI 816642479

Diamond specifications and retailer prices

From $1,572 AUD
As of November 6, 2026
Save $3,582 AUD (70%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $5,154 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.2ct natural princess diamond

This 1.2ct natural princess sits in the classic one-carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 816642479. Listed at 13 retailers as of November 5, 2026, with prices from $1,572 to $5,154, a $3,582 spread on the same certified stone. NZ Jewellers lists it at $5,154. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.20
Carat
I
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle42°
OriginNatural
Grading LabIGI
CertificateIGI 816642479
Dimensions5.97 × 5.90 × 4.28 mm
L/W Ratio1.01
Top View
5.97 mm5.90 mm1.20 ctI / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 816642479
Side View
Table 73.0%Crown 35.1°Girdle: MED-STKPavilion 42°Culet: NoneDepth 72.5%

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: $5,154 AUD|Low: $1,572 AUD|High: $5,154 AUD|Avg: $2,603 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 2$1,572 AUD
Retailer 3$1,959 AUD
Retailer 9$2,113 AUD
Retailer 12$2,113 AUD
Retailer 11$2,205 AUD
Retailer 8$2,211 AUD
Retailer 4$2,343 AUD
Retailer 7$2,343 AUD
Retailer 10$2,438 AUD
Retailer 5$2,927 AUD
Retailer 6$3,701 AUD
NZ Jewellers$5,154 AUD

45 data points across 12 retailers

13 retailers$1,572 AUD to $5,154 AUD

A
Cheapest Retailer
-
$1,572 AUD
B+
Retailer 2
-
$1,959 AUD
View
B+
Retailer 3
-
$2,113 AUD
View
Retailer 4
-
$2,113 AUD
View
Price last confirmed 9 days ago
B+
Retailer 5
-
$2,205 AUD
View
B+
Retailer 6
-
$2,211 AUD
View
B+
Retailer 7
-
$2,310 AUD
View
B+
Retailer 8
-
$2,343 AUD
View
B+
Retailer 9
-
$2,343 AUD
View
B+
Retailer 10
-
$2,438 AUD
View
B+
Retailer 11
-
$2,927 AUD
View
B+
Retailer 12
-
$3,701 AUD
View
Most Expensive
B
NZ Jewellers
518cbd29-ff62-47b2-8266-db44f67bdf6d · Nov 5
$5,154 AUD
$3,541 USD
View
12 more retailers have this diamond
Prices start from $1,572 AUDSave up to $3,582 AUD

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
1.20ct Princess
$1,572 AUD