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Princess|Natural|IGI

1.20ct I SI2 Princess Natural Diamond

VG • I/SI2 • IGI 488152644

Shape and cutting style on the report: Princess cut

Certificate IGI 488152644

Diamond specifications and retailer prices

From $3,960 AUD
As of November 5, 2026
Save $4,462 AUD (53%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $8,422 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 488152644. Listed at 10 retailers as of November 5, 2026, with prices from $3,960 to $8,422, a $4,462 spread on the same certified stone. NZ Jewellers lists it at $8,422. 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
PolishVery Good
SymmetryGood
FluorescenceNone
Crown angle42.8°
Pavilion angle41.4°
OriginNatural
Grading LabIGI
CertificateIGI 488152644
Dimensions5.93 × 5.78 × 4.23 mm
L/W Ratio1.03
Culet sizePointed
Top View
5.93 mm5.78 mm1.20 ctI / SI2
OriginNatural
CutVery Good
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateIGI 488152644
Side View
Table 71.5%Crown 42.8°Girdle: MED-THKPavilion 41.4°Culet: NoneDepth 73.2%

Caratlytics Score

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B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $8,422 AUD|Low: $3,369 AUD|High: $8,422 AUD|Avg: $5,311 AUD
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 6$3,960 AUD
Retailer 7$4,043 AUD
Retailer 9$4,379 AUD
Retailer 11$4,379 AUD
Retailer 3$4,518 AUD
Retailer 8$4,548 AUD
Retailer 2$4,753 AUD
Retailer 10$5,053 AUD
Retailer 4$5,346 AUD
Retailer 5$8,064 AUD
NZ Jewellers$8,422 AUD

45 data points across 11 retailers

10 retailers$3,960 AUD to $8,422 AUD

B
Cheapest Retailer
-
$3,960 AUD
B
Retailer 2
-
$4,043 AUD
View
Final sale: no returns
B
Retailer 3
-
$4,379 AUD
View
B
Retailer 4
-
$4,518 AUD
View
B
Retailer 5
-
$4,548 AUD
View
B
Retailer 6
-
$4,753 AUD
View
B
Retailer 7
-
$5,053 AUD
View
B
Retailer 8
-
$5,346 AUD
View
C
Retailer 9
-
$8,064 AUD
View
Most Expensive
C
NZ Jewellers
2093dc96-b805-41ee-89d8-1677c0b42ad2 · Nov 5
$8,422 AUD
$5,787 USD
View
9 more retailers have this diamond
Prices start from $3,960 AUDSave up to $4,462 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.

B
1.20ct Princess
$3,960 AUD