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Round|Natural|GIA

1.21ct K IF Round Natural Diamond

EX • K/IF • GIA 5556800658

Certificate GIA 5556800658

Diamond specifications and retailer prices

From $2,789 SGD
As of November 6, 2026
Save $5,117 SGD (65%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $7,906 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 GIA 5556800658. Listed at 9 retailers as of November 5, 2026, with prices from $2,789 to $7,906, a $5,117 spread on the same certified stone. NZ Jewellers lists it at $7,906. 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
FluorescenceMedium
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 5556800658
Dimensions6.72 × 6.77 × 4.21 mm
L/W Ratio1.01
Top View
6.72 mm6.77 mm1.21 ctK / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 5556800658
Side View
Table 58.0%CrownGirdle: Slightly ThickPavilion 40.6°Culet: NoneDepth 62.5%

Caratlytics Score

How it works →
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 6
Current: $7,906 SGD|Low: $2,789 SGD|High: $8,032 SGD|Avg: $4,568 SGD|+9.5%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 9$2,789 SGD
Retailer 8$3,406 SGD
Retailer 6$3,782 SGD
Retailer 7$3,861 SGD
Retailer 2$3,877 SGD
Retailer 5$3,927 SGD
Retailer 3$4,342 SGD
Retailer 4$6,307 SGD
NZ Jewellers$7,906 SGD

38 data points across 9 retailers

9 retailers$2,789 SGD to $7,906 SGD

A
Cheapest Retailer
-
$2,789 SGD
A
Retailer 2
-
$3,406 SGD
View
A
Retailer 3
-
$3,782 SGD
View
A
Retailer 4
-
$3,861 SGD
View
A
Retailer 5
-
$3,877 SGD
View
A
Retailer 6
-
$3,927 SGD
View
A
Retailer 7
-
$4,342 SGD
View
B+
Retailer 8
-
$6,307 SGD
View
Most Expensive
B
NZ Jewellers
d4a2d80d-02a2-405c-b5bc-e92a39e7fa91 · Nov 5
$7,906 SGD
$6,169 USD
View
8 more retailers have this diamond
Prices start from $2,789 SGDSave up to $5,117 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
$2,789 SGD