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Round|Natural|GIA

1.21ct K IF Round Natural Diamond

EX • K/IF • GIA 2556383879

Certificate GIA 2556383879

Diamond specifications and retailer prices

From $4,416 SGD
As of November 2, 2026
Save $3,828 SGD (46%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $8,861 SGD at NZ Jewellers · As of September 23, 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 2556383879. Listed at 7 retailers as of November 2, 2026, with a 87% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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 angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2556383879
Dimensions6.73 × 6.78 × 4.24 mm
L/W Ratio1.01
Girdle conditionSlightly Thick
Top View
6.73 mm6.78 mm1.21 ctK / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2556383879
Side View
Table 58.0%Crown 36°GirdlePavilion 40.8°CuletDepth 62.8%

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 2
Current: $4,934 SGD|Low: $4,416 SGD|High: $8,585 SGD|Avg: $6,417 SGD|+1.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 4, 2026
Retailer 2$4,416 SGD
Retailer 1$4,934 SGD
Retailer 4$5,545 SGD
Retailer 3$8,245 SGD
Retailer 5$8,515 SGD

28 data points across 5 retailers

7 retailers$4,416 SGD to $8,245 SGD

A
Cheapest Retailer
-
$4,416 SGD
B+
Retailer 2
-
$4,934 SGD
View
Retailer 3
-
$5,074 SGD
View
Price last confirmed 38 days ago
Retailer 4
-
$5,074 SGD
View
Price last confirmed 34 days ago
Retailer 5
-
$5,085 SGD
View
Price last confirmed 45 days ago
B
Retailer 6
-
$8,245 SGD
View
Most Expensive
NZ Jewellers
963b43c2-b71f-4316-baf5-fd386cd78330 · Sep 23
$8,861 SGD
$6,914 USD
View
Price last confirmed 44 days ago
6 more retailers have this diamond
Prices start from $4,416 SGDSave up to $3,828 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
$4,416 SGD