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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 $2,302 SGD
As of November 4, 2026
Save $3,911 SGD (63%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $6,213 SGD 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 $2,302 to $6,213, a $3,911 spread on the same certified stone. NZ Jewellers lists it at $6,213. 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: $6,213 SGD|Low: $2,302 SGD|High: $6,213 SGD|Avg: $3,179 SGD|+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$2,302 SGD
Retailer 13$2,339 SGD
Retailer 5$2,440 SGD
Retailer 3$2,548 SGD
Retailer 4$2,588 SGD
Retailer 11$2,664 SGD
Retailer 2$2,781 SGD
Retailer 12$2,939 SGD
Retailer 6$2,945 SGD
Retailer 7$3,108 SGD
Retailer 8$3,456 SGD
Retailer 10$4,451 SGD
NZ Jewellers$6,213 SGD

33 data points across 13 retailers

17 retailers$2,302 SGD to $6,213 SGD

A
Cheapest Retailer
-
$2,302 SGD
A
Retailer 2
-
$2,339 SGD
View
A
Retailer 3
-
$2,440 SGD
View
Retailer 4
-
$2,465 SGD
View
Price last confirmed 102 days ago
A
Retailer 5
-
$2,548 SGD
View
Retailer 6
-
$2,588 SGD
View
Price last confirmed 44 days ago
Retailer 7
-
$2,588 SGD
View
Price last confirmed 8 days ago
A
Retailer 8
-
$2,664 SGD
View
A
Retailer 9
-
$2,781 SGD
View
A
Retailer 10
-
$2,939 SGD
View
A
Retailer 11
-
$2,945 SGD
View
Retailer 12
-
$2,985 SGD
View
Price last confirmed 45 days ago
A
Retailer 13
-
$3,108 SGD
View
A
Retailer 14
-
$3,456 SGD
View
B+
Retailer 15
-
$4,451 SGD
View
Retailer 16
-
$5,408 SGD
View
Price last confirmed 46 days ago
Most Expensive
B
NZ Jewellers
daaf4f74-7634-47ea-9170-01f35eb10bc4 · Nov 5
$6,213 SGD
$4,848 USD
View
16 more retailers have this diamond
Prices start from $2,302 SGDSave up to $3,911 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
$2,302 SGD