Round|Natural|GIA

1.21ct J SI2 Round Natural Diamond

EX • J/SI2 • GIA 6532218736

Certificate GIA 6532218736

Diamond specifications and retailer prices

From $2,257 USD
As of November 6, 2026
Save $2,854 USD (56%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $5,111 USD 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 J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6532218736. Listed at 7 retailers as of November 5, 2026, with prices from $2,257 to $5,111, a $2,854 spread on the same certified stone. NZ Jewellers lists it at $5,111. 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
J
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 6532218736
Dimensions6.74 × 6.77 × 4.28 mm
L/W Ratio1.00
Star length45%
Lower girdle80%
Top View
6.74 mm6.77 mm1.21 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6532218736
Side View
Table 57.0%Crown 36.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 63.3%

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: $5,111 USD|Low: $1,777 USD|High: $5,111 USD|Avg: $3,265 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 6$2,257 USD
Retailer 2$2,339 USD
Retailer 3$2,800 USD
Retailer 4$2,880 USD
Retailer 5$4,283 USD
NZ Jewellers$5,111 USD

46 data points across 6 retailers

7 retailers$2,257 USD to $5,111 USD

B+
Cheapest Retailer
-
$2,257 USD
Final sale: no returns
B+
Retailer 2
-
$2,339 USD
View
B+
Retailer 3
-
$2,387 USD
View
B+
Retailer 4
-
$2,800 USD
View
B+
Retailer 5
-
$2,880 USD
View
B
Retailer 6
-
$4,283 USD
View
Most Expensive
B
NZ Jewellers
96e47b22-1b88-4449-a658-1ab13e4ba57f · Nov 5
$5,111 USD
View
6 more retailers have this diamond
Prices start from $2,257 USDSave up to $2,854 USD

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
$2,257 USD