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1.21ct K SI2 Round Natural Diamond

VG • K/SI2 • HRD 210000208541

Shape and cutting style on the report: Brilliant

Certificate HRD 210000208541

Diamond specifications and retailer prices

From $2,951 NZD
As of November 4, 2026
Save $4,950 NZD (63%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $7,901 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 K colour (faint-tinted) and SI2 clarity (slightly-included), with a very-good cut grade and certified by HRD 210000208541. Listed at 11 retailers as of November 4, 2026, with prices from $2,951 to $7,901, a $4,950 spread on the same certified stone. NZ Jewellers lists it at $7,901. 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
K
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle36.8°
Pavilion angle39.8°
OriginNatural
Grading LabHRD
CertificateHRD 210000208541
Dimensions6.69 × 6.76 × 4.20 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
6.69 mm6.76 mm1.21 ctK / SI2
OriginNatural
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateHRD 210000208541
Side View
Table 57.0%Crown 36.8°Girdle: MediumPavilion 39.8°Culet: NoneDepth 62.0%

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 4
Current: $7,901 NZD|Low: $3,168 NZD|High: $7,901 NZD|Avg: $4,126 NZD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 6$3,168 NZD
Retailer 4$3,240 NZD
Retailer 8$3,240 NZD
Retailer 10$3,265 NZD
Retailer 5$3,388 NZD
Retailer 7$3,485 NZD
Retailer 9$3,738 NZD
Retailer 2$4,389 NZD
Retailer 3$5,657 NZD
NZ Jewellers$7,901 NZD

19 data points across 10 retailers

11 retailers$2,951 NZD to $7,901 NZD

B+
Cheapest Retailer
-
$2,951 NZD
B+
Retailer 2
-
$3,168 NZD
View
Retailer 3
-
$3,240 NZD
View
Price last confirmed 8 days ago
B+
Retailer 4
-
$3,240 NZD
View
B+
Retailer 5
-
$3,265 NZD
View
B+
Retailer 6
-
$3,388 NZD
View
B+
Retailer 7
-
$3,485 NZD
View
B+
Retailer 8
-
$3,738 NZD
View
B+
Retailer 9
-
$4,389 NZD
View
B
Retailer 10
-
$5,657 NZD
View
Most Expensive
C
NZ Jewellers
58d3b0c9-23bc-4ac7-9dd1-00dff3eea52d · Nov 5
$7,901 NZD
$4,380 USD
View
10 more retailers have this diamond
Prices start from $2,951 NZDSave up to $4,950 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
$2,951 NZD