CaratHunter
Plans
Round|Natural|GIA

1.21ct K IF Round Natural Diamond

EX • K/IF • GIA 7551653199

Certificate GIA 7551653199

Diamond specifications and retailer prices

From $5,250 AUD
As of November 6, 2026
Save $4,660 AUD (47%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $9,910 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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 7551653199. Listed at 6 retailers as of November 5, 2026, with prices from $5,250 to $9,910, a $4,660 spread on the same certified stone. NZ Jewellers lists it at $9,910. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
K
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 7551653199
Dimensions6.80 × 6.76 × 4.24 mm
L/W Ratio1.01
Star length45%
Top View
6.80 mm6.76 mm1.21 ctK / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7551653199
Side View
Table 57.0%Crown 35.5°Girdle: MED-STKPavilion 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: $9,910 AUD|Low: $5,250 AUD|High: $9,910 AUD|Avg: $7,356 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 5$5,250 AUD
Retailer 6$5,347 AUD
Retailer 2$6,305 AUD
Retailer 3$6,497 AUD
Retailer 4$9,511 AUD
NZ Jewellers$9,910 AUD

22 data points across 6 retailers

6 retailers$5,250 AUD to $9,910 AUD

B+
Cheapest Retailer
-
$5,250 AUD
Final sale: no returns
B+
Retailer 2
-
$5,347 AUD
View
B+
Retailer 3
-
$6,305 AUD
View
B+
Retailer 4
-
$6,497 AUD
View
B
Retailer 5
-
$9,511 AUD
View
Most Expensive
B
NZ Jewellers
ef8daf7d-c011-4dab-b246-1cd1973bd907 · Nov 5
$9,910 AUD
$6,809 USD
View
5 more retailers have this diamond
Prices start from $5,250 AUDSave up to $4,660 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.

B+
1.21ct Round
$5,250 AUD