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Round|Natural|HRD

1.22ct F SI1 Round Natural Diamond

EX • F/SI1 • HRD 260000176660

Certificate HRD 260000176660

Diamond specifications and retailer prices

From $5,036 AUD
As of November 5, 2026
Save $3,673 AUD (42%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $9,392 AUD at NZ Jewellers · As of September 21, 2026
View at NZ Jewellers

About this 1.22ct natural round diamond

This 1.22ct natural round sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by HRD 260000176660. Listed at 4 retailers as of November 2, 2026, with a 73% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

1.22
Carat
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle40.8°
OriginNatural
Grading LabHRD
CertificateHRD 260000176660
Dimensions6.82 × 6.79 × 4.27 mm
L/W Ratio1.00
Girdle conditionMedium
Top View
6.82 mm6.79 mm1.22 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateHRD 260000176660
Side View
Table 56.0%Crown 36.6°GirdlePavilion 40.8°CuletDepth 62.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $8,709 AUD|Low: $5,036 AUD|High: $9,122 AUD|Avg: $6,982 AUD|-3.4%
Retailer 1
Retailer 2
November 1, 2026
Retailer 2$5,036 AUD
Retailer 1$8,709 AUD

14 data points across 2 retailers

4 retailers$5,036 AUD to $8,709 AUD

B+
Cheapest Retailer
-
$5,036 AUD
Retailer 2
-
$5,391 AUD
View
Price last confirmed 44 days ago
B
Retailer 3
-
$8,709 AUD
View
Most Expensive
NZ Jewellers
b5e667b4-c8f4-4bb2-81ce-5f61636b0fcf · Sep 21
$9,392 AUD
$6,453 USD
View
Price last confirmed 46 days ago
3 more retailers have this diamond
Prices start from $5,036 AUDSave up to $3,673 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+
1.22ct Round
$5,036 AUD