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Round|Natural|GIA

1.21ct K SI2 Round Natural Diamond

EX • K/SI2 • GIA 6552463506

Certificate GIA 6552463506

Diamond specifications and retailer prices

From $2,513 NZD
As of November 5, 2026
Save $2,266 NZD (47%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $4,779 NZD at Wholesale Diamonds Direct · As of November 6, 2026
View at Wholesale Diamonds Direct

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 top-tier cut grade and certified by GIA 6552463506. Listed at 13 retailers as of November 5, 2026, with prices from $2,513 to $4,779, a $2,266 spread on the same certified stone. Wholesale Diamonds Direct lists it at $4,779. 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
K
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 6552463506
Dimensions6.83 × 6.85 × 4.21 mm
L/W Ratio1.00
Culet sizeNone
Top View
6.83 mm6.85 mm1.21 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6552463506
Side View
Table 59.0%Crown 33.5°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 61.5%

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 5
Current: $3,660 NZD|Low: $2,500 NZD|High: $4,918 NZD|Avg: $3,491 NZD|-5.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Wholesale Diamonds Direct
November 6, 2026
Retailer 5$2,513 NZD
Retailer 8$2,919 NZD
Retailer 9$2,919 NZD
Retailer 3$2,978 NZD
Retailer 2$3,177 NZD
Retailer 4$3,216 NZD
Retailer 10$3,510 NZD
Retailer 1$3,660 NZD
Retailer 7$3,756 NZD
Retailer 11$3,855 NZD
Retailer 6$4,079 NZD
Wholesale Diamonds Direct$4,779 NZD

34 data points across 12 retailers

13 retailers$2,513 NZD to $4,779 NZD

A
Cheapest Retailer
-
$2,513 NZD
A
Retailer 2
-
$2,919 NZD
View
A
Retailer 3
-
$2,919 NZD
View
A
Retailer 4
-
$2,978 NZD
View
A
Retailer 5
-
$3,177 NZD
View
A
Retailer 6
-
$3,216 NZD
View
A
Retailer 7
-
$3,510 NZD
View
B+
Retailer 8
-
$3,629 NZD
View
A
Retailer 9
-
$3,660 NZD
View
A
Retailer 10
-
$3,756 NZD
View
B+
Retailer 11
-
$3,855 NZD
View
B+
Retailer 12
-
$4,079 NZD
View
Most Expensive
B+
Wholesale Diamonds Direct
570927855 · Nov 6
$4,779 NZD
$2,649 USD
View
12 more retailers have this diamond
Prices start from $2,513 NZDSave up to $2,266 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.

A
1.21ct Round
$2,513 NZD