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Princess|Natural|IGI

1.21ct H IF Princess Natural Diamond

EX • H/IF • IGI 728548703

Shape and cutting style on the report: Princess cut

Certificate IGI 728548703

Diamond specifications and retailer prices

From $4,679 AUD
As of November 1, 2026
Save $3,943 AUD (46%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $8,623 AUD at MOH London · As of November 7, 2026
View at MOH London

About this 1.21ct natural princess diamond

This 1.21ct natural princess sits in the classic one-carat band, graded H colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI 728548703. Listed at 4 retailers as of November 1, 2026, with prices from $4,679 to $8,623, a $3,943 spread on the same certified stone. MOH London lists it at $8,623. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
H
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47.6°
Pavilion angle37.7°
OriginNatural
Grading LabIGI
CertificateIGI 728548703
Dimensions5.75 × 5.67 × 4.12 mm
L/W Ratio1.01
Culet sizePointed
Top View
5.75 mm5.67 mm1.21 ctH / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 728548703
Side View
Table 72.0%Crown 47.6°Girdle: MED-STKPavilion 37.7°Culet: NoneDepth 72.7%

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 1
Current: $8,623 AUD|Low: $4,585 AUD|High: $8,717 AUD|Avg: $6,276 AUD|+1.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 7, 2026
Retailer 4$4,679 AUD
Retailer 2$5,446 AUD
Retailer 3$6,033 AUD
Retailer 5$6,750 AUD
MOH London$8,623 AUD

40 data points across 5 retailers

4 retailers$4,679 AUD to $8,623 AUD

A
Cheapest Retailer
-
$4,679 AUD
B+
Retailer 2
-
$5,446 AUD
View
B
Retailer 3
-
$6,033 AUD
View
Most Expensive
B
MOH London
7A67FC0E0 · Nov 7
$8,623 AUD
£4,665 GBP
View
3 more retailers have this diamond
Prices start from $4,679 AUDSave up to $3,943 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
$4,679 AUD