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Round|Natural|GIA

1.21ct K SI2 Round Natural Diamond

VG • K/SI2 • GIA 2416372970

Certificate GIA 2416372970

Diamond specifications and retailer prices

From $2,496 AUD
As of November 6, 2026
Save $4,480 AUD (64%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $6,976 AUD 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 GIA 2416372970. Listed at 12 retailers as of November 5, 2026, with prices from $2,496 to $6,976, a $4,480 spread on the same certified stone. NZ Jewellers lists it at $6,976. 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
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Crown angle38.5°
Pavilion angle40.2°
OriginNatural
Grading LabGIA
CertificateGIA 2416372970
Dimensions6.65 × 6.59 × 4.27 mm
L/W Ratio1.01
Top View
6.65 mm6.59 mm1.21 ctK / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 2416372970
Side View
Table 56.0%Crown 38.5°Girdle: STK-THKPavilion 40.2°Culet: NoneDepth 64.5%

Caratlytics Score

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

Price History

Last verified: Nov 6
Current: $6,976 AUD|Low: $2,477 AUD|High: $7,326 AUD|Avg: $3,803 AUD|-4.8%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 8$2,496 AUD
Retailer 5$2,642 AUD
Retailer 10$2,743 AUD
Retailer 3$2,941 AUD
Retailer 9$3,023 AUD
Retailer 11$3,023 AUD
Retailer 4$3,163 AUD
Retailer 12$3,489 AUD
Retailer 2$3,605 AUD
Retailer 6$4,109 AUD
Retailer 7$5,846 AUD
NZ Jewellers$6,976 AUD

43 data points across 12 retailers

12 retailers$2,496 AUD to $6,976 AUD

A
Cheapest Retailer
-
$2,496 AUD
A
Retailer 2
-
$2,642 AUD
View
B+
Retailer 3
-
$2,743 AUD
View
B+
Retailer 4
-
$2,941 AUD
View
Retailer 5
-
$3,023 AUD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
$3,023 AUD
View
B+
Retailer 7
-
$3,163 AUD
View
B+
Retailer 8
-
$3,489 AUD
View
B+
Retailer 9
-
$3,605 AUD
View
B
Retailer 10
-
$4,109 AUD
View
B
Retailer 11
-
$5,846 AUD
View
Most Expensive
C
NZ Jewellers
6b636c42-015b-4404-a191-93b61f1442d9 · Nov 5
$6,976 AUD
$4,793 USD
View
11 more retailers have this diamond
Prices start from $2,496 AUDSave up to $4,480 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 Round
$2,496 AUD