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Round|Natural|IGI

1.21ct I IF Round Natural Diamond

EX • I/IF • IGI 782676750

Shape and cutting style on the report: Round brilliant

Certificate IGI 782676750

Diamond specifications and retailer prices

From $5,576 NZD
As of November 6, 2026
Save $7,342 NZD (57%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $12,918 NZD at NZ Jewellers · As of November 2, 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 I colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI 782676750. Listed at 14 retailers as of November 2, 2026, with prices from $5,576 to $12,918, a $7,342 spread on the same certified stone. NZ Jewellers lists it at $12,918. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
I
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.9°
OriginNatural
Grading LabIGI
CertificateIGI 782676750
Dimensions6.77 × 6.82 × 4.20 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
6.77 mm6.82 mm1.21 ctI / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 782676750
Side View
Table 59.0%Crown 35.6°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 61.9%

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: $12,918 NZD|Low: $5,576 NZD|High: $12,918 NZD|Avg: $7,989 NZD
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
Retailer 14
November 6, 2026
Retailer 2$5,576 NZD
Retailer 10$6,296 NZD
Retailer 13$6,609 NZD
Retailer 8$6,844 NZD
Retailer 4$7,414 NZD
Retailer 5$7,414 NZD
Retailer 6$7,414 NZD
Retailer 11$7,423 NZD
Retailer 9$8,103 NZD
Retailer 7$8,516 NZD
Retailer 3$8,556 NZD
Retailer 14$9,113 NZD
Retailer 12$12,400 NZD
NZ Jewellers$12,918 NZD

11 data points across 14 retailers

14 retailers$5,576 NZD to $12,918 NZD

A
Cheapest Retailer
-
$5,576 NZD
A
Retailer 2
-
$6,296 NZD
View
A
Retailer 3
-
$6,609 NZD
View
A
Retailer 4
-
$6,844 NZD
View
Final sale: no returns
Retailer 5
-
$7,414 NZD
View
Price last confirmed 9 days ago
A
Retailer 6
-
$7,414 NZD
View
A
Retailer 7
-
$7,414 NZD
View
A
Retailer 8
-
$7,423 NZD
View
A
Retailer 9
-
$8,103 NZD
View
B+
Retailer 10
-
$8,516 NZD
View
B+
Retailer 11
-
$8,556 NZD
View
B+
Retailer 12
-
$9,113 NZD
View
B
Retailer 13
-
$12,400 NZD
View
Most Expensive
B
NZ Jewellers
d2b1ceec-8899-4662-8f9e-fd5e5c394d8b · Nov 2
$12,918 NZD
$7,161 USD
View
13 more retailers have this diamond
Prices start from $5,576 NZDSave up to $7,342 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
$5,576 NZD