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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 $3,963 SGD
As of November 5, 2026
Save $5,183 SGD (57%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $9,147 SGD 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 $3,963 to $9,147, a $5,183 spread on the same certified stone. NZ Jewellers lists it at $9,147. 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 5
Current: $9,147 SGD|Low: $3,963 SGD|High: $9,147 SGD|Avg: $5,657 SGD
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 9$3,963 SGD
Retailer 10$4,458 SGD
Retailer 13$4,680 SGD
Retailer 7$4,846 SGD
Retailer 4$5,250 SGD
Retailer 5$5,250 SGD
Retailer 6$5,250 SGD
Retailer 11$5,256 SGD
Retailer 8$5,738 SGD
Retailer 2$6,030 SGD
Retailer 3$6,058 SGD
Retailer 14$6,453 SGD
Retailer 12$8,780 SGD
NZ Jewellers$9,147 SGD

11 data points across 14 retailers

14 retailers$3,963 SGD to $9,147 SGD

A
Cheapest Retailer
-
$3,963 SGD
A
Retailer 2
-
$4,458 SGD
View
A
Retailer 3
-
$4,680 SGD
View
A
Retailer 4
-
$4,846 SGD
View
Final sale: no returns
Retailer 5
-
$5,250 SGD
View
Price last confirmed 8 days ago
A
Retailer 6
-
$5,250 SGD
View
A
Retailer 7
-
$5,250 SGD
View
A
Retailer 8
-
$5,256 SGD
View
A
Retailer 9
-
$5,738 SGD
View
B+
Retailer 10
-
$6,030 SGD
View
B+
Retailer 11
-
$6,058 SGD
View
B+
Retailer 12
-
$6,453 SGD
View
B
Retailer 13
-
$8,780 SGD
View
Most Expensive
B
NZ Jewellers
d2b1ceec-8899-4662-8f9e-fd5e5c394d8b · Nov 2
$9,147 SGD
$7,161 USD
View
13 more retailers have this diamond
Prices start from $3,963 SGDSave up to $5,183 SGD

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
$3,963 SGD