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Princess|Natural|IGI

1.21ct G SI2 Princess Natural Diamond

VG • G/SI2 • IGI 847608179

Shape and cutting style on the report: Princess cut

Certificate IGI 847608179

Diamond specifications and retailer prices

From $2,285 AUD
As of November 6, 2026
Save $1,809 AUD (44%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $4,094 AUD at Helzberg Diamonds · As of November 6, 2026
View at Helzberg Diamonds

About this 1.21ct natural princess diamond

This 1.21ct natural princess sits in the classic one-carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 847608179. Listed at 6 retailers as of November 6, 2026, with prices from $2,285 to $4,094, a $1,809 spread on the same certified stone. Helzberg Diamonds lists it at $4,094. 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

1.21
Carat
G
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47.7°
Pavilion angle38.9°
OriginNatural
Grading LabIGI
CertificateIGI 847608179
Dimensions5.76 × 5.72 × 4.21 mm
L/W Ratio1.01
Top View
5.76 mm5.72 mm1.21 ctG / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 847608179
Side View
Table 72.0%Crown 47.7°Girdle: MED-STKPavilion 38.9°Culet: NoneDepth 73.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $4,094 AUD|Low: $2,285 AUD|High: $4,242 AUD|Avg: $2,980 AUD|-3.5%
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 2$2,285 AUD
Retailer 6$2,365 AUD
Retailer 4$2,605 AUD
Retailer 5$3,036 AUD
Retailer 3$3,835 AUD
Helzberg Diamonds$4,094 AUD

5 data points across 6 retailers

6 retailers$2,285 AUD to $4,094 AUD

A
Cheapest Retailer
-
$2,285 AUD
A
Retailer 2
-
$2,365 AUD
View
A
Retailer 3
-
$2,605 AUD
View
B+
Retailer 4
-
$3,036 AUD
View
B+
Retailer 5
-
$3,835 AUD
View
Most Expensive
B
Helzberg Diamonds
ZXZOKNMGOHNP · Nov 6
$4,094 AUD
$2,813 USD
View
5 more retailers have this diamond
Prices start from $2,285 AUDSave up to $1,809 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
1.21ct Princess
$2,285 AUD