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1.21ct F SI2 Round Natural Diamond

EX • F/SI2 • HRD 240000194311

Shape and cutting style on the report: Round

Certificate HRD 240000194311

Diamond specifications and retailer prices

From $6,902 NZD
As of November 6, 2026
Save $6,763 NZD (49%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $13,665 NZD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.21ct natural round diamond

This 1.21ct natural round sits in the classic one-carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by HRD 240000194311. Listed at 10 retailers as of November 5, 2026, with prices from $6,902 to $13,665, a $6,763 spread on the same certified stone. NZ Jewellers lists it at $13,665. 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

1.21
Carat
F
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.8°
OriginNatural
Grading LabHRD
CertificateHRD 240000194311
Dimensions6.81 × 6.77 × 4.25 mm
L/W Ratio1.01
Top View
6.81 mm6.77 mm1.21 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateHRD 240000194311
Side View
Table 57.0%Crown 35.4°Girdle: MediumPavilion 40.8°Culet: NoneDepth 62.5%

Caratlytics Score

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

Price History

Last verified: Nov 6
Current: $13,665 NZD|Low: $6,474 NZD|High: $13,665 NZD|Avg: $9,228 NZD|+2.5%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 10$6,902 NZD
Retailer 7$7,089 NZD
Retailer 6$7,239 NZD
Retailer 5$7,843 NZD
Retailer 9$7,843 NZD
Retailer 11$7,843 NZD
Retailer 2$8,808 NZD
Retailer 8$9,050 NZD
Retailer 4$12,458 NZD
Retailer 3$13,141 NZD
NZ Jewellers$13,665 NZD

28 data points across 11 retailers

10 retailers$6,902 NZD to $13,665 NZD

B+
Cheapest Retailer
-
$6,902 NZD
B+
Retailer 2
-
$7,089 NZD
View
B+
Retailer 3
-
$7,239 NZD
View
Final sale: no returns
B
Retailer 4
-
$7,843 NZD
View
Retailer 5
-
$7,843 NZD
View
Price last confirmed 9 days ago
B
Retailer 6
-
$7,843 NZD
View
B+
Retailer 7
-
$8,808 NZD
View
B
Retailer 8
-
$9,050 NZD
View
B
Retailer 9
-
$12,458 NZD
View
Most Expensive
B
NZ Jewellers
f8c4f8a5-1d45-437c-9044-d06df5801fa9 · Nov 5
$13,665 NZD
$7,575 USD
View
9 more retailers have this diamond
Prices start from $6,902 NZDSave up to $6,763 NZD

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+
1.21ct Round
$6,902 NZD