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Round|Natural|IGI

1.21ct K IF Round Natural Diamond

EX • K/IF • IGI 627493598

Shape and cutting style on the report: Round brilliant

Certificate IGI 627493598

Diamond specifications and retailer prices

From $2,614 AUD
As of November 4, 2026
Save $4,442 AUD (63%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $7,056 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 IGI 627493598. Listed at 17 retailers as of November 4, 2026, with prices from $2,614 to $7,056, a $4,442 spread on the same certified stone. NZ Jewellers lists it at $7,056. 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 angle35.2°
Pavilion angle40.6°
OriginNatural
Grading LabIGI
CertificateIGI 627493598
Dimensions6.84 × 6.80 × 4.23 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
6.84 mm6.80 mm1.21 ctK / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 627493598
Side View
Table 56.0%Crown 35.2°Girdle: MediumPavilion 40.6°Culet: NoneDepth 62.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $7,056 AUD|Low: $2,614 AUD|High: $7,056 AUD|Avg: $3,610 AUD|+11.4%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 6, 2026
Retailer 9$2,614 AUD
Retailer 13$2,656 AUD
Retailer 5$2,771 AUD
Retailer 3$2,893 AUD
Retailer 4$2,938 AUD
Retailer 11$3,026 AUD
Retailer 2$3,158 AUD
Retailer 12$3,337 AUD
Retailer 6$3,345 AUD
Retailer 7$3,529 AUD
Retailer 8$3,925 AUD
Retailer 10$5,055 AUD
NZ Jewellers$7,056 AUD

33 data points across 13 retailers

17 retailers$2,614 AUD to $7,056 AUD

A
Cheapest Retailer
-
$2,614 AUD
A
Retailer 2
-
$2,656 AUD
View
A
Retailer 3
-
$2,771 AUD
View
Retailer 4
-
$2,799 AUD
View
Price last confirmed 102 days ago
A
Retailer 5
-
$2,893 AUD
View
Retailer 6
-
$2,938 AUD
View
Price last confirmed 44 days ago
Retailer 7
-
$2,938 AUD
View
Price last confirmed 8 days ago
A
Retailer 8
-
$3,026 AUD
View
A
Retailer 9
-
$3,158 AUD
View
A
Retailer 10
-
$3,337 AUD
View
A
Retailer 11
-
$3,345 AUD
View
Retailer 12
-
$3,390 AUD
View
Price last confirmed 45 days ago
A
Retailer 13
-
$3,529 AUD
View
A
Retailer 14
-
$3,925 AUD
View
B+
Retailer 15
-
$5,055 AUD
View
Retailer 16
-
$6,142 AUD
View
Price last confirmed 46 days ago
Most Expensive
B
NZ Jewellers
daaf4f74-7634-47ea-9170-01f35eb10bc4 · Nov 5
$7,056 AUD
$4,848 USD
View
16 more retailers have this diamond
Prices start from $2,614 AUDSave up to $4,442 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
$2,614 AUD