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Round|Natural|GIA

1.21ct F SI2 Round Natural Diamond

EX • F/SI2 • GIA 6562547442

Certificate GIA 6562547442

Diamond specifications and retailer prices

From $3,526 SGD
As of October 31, 2026
Save $2,806 SGD (44%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $6,332 SGD at Wholesale Diamonds Direct · As of November 6, 2026
View at Wholesale Diamonds Direct

About this 1.21ct natural round diamond

This 1.21ct natural round sits in the classic one-carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6562547442. Listed at 12 retailers as of October 31, 2026, with prices from $3,526 to $6,332, a $2,806 spread on the same certified stone. Wholesale Diamonds Direct lists it at $6,332. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.21
Carat
F
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6562547442
Dimensions6.77 × 6.81 × 4.24 mm
L/W Ratio1.01
Culet sizeNone
Top View
6.77 mm6.81 mm1.21 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6562547442
Side View
Table 55.0%Crown 35.5°Girdle: THN-STKPavilion 40.6°Culet: NoneDepth 62.4%

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: Oct 31
Current: $4,090 SGD|Low: $3,526 SGD|High: $6,332 SGD|Avg: $4,482 SGD|-0.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Wholesale Diamonds Direct
November 6, 2026
Retailer 11$3,526 SGD
Retailer 3$3,801 SGD
Retailer 6$3,832 SGD
Retailer 4$3,883 SGD
Retailer 1$4,090 SGD
Retailer 9$4,247 SGD
Retailer 10$4,536 SGD
Retailer 2$4,645 SGD
Retailer 8$4,702 SGD
Retailer 5$4,784 SGD
Retailer 7$4,893 SGD
Wholesale Diamonds Direct$6,332 SGD

26 data points across 12 retailers

12 retailers$3,526 SGD to $6,332 SGD

A
Cheapest Retailer
-
$3,526 SGD
A
Retailer 2
-
$3,801 SGD
View
A
Retailer 3
-
$3,832 SGD
View
A
Retailer 4
-
$3,883 SGD
View
A
Retailer 5
-
$4,090 SGD
View
B+
Retailer 6
-
$4,247 SGD
View
B+
Retailer 7
-
$4,536 SGD
View
B+
Retailer 8
-
$4,645 SGD
View
B+
Retailer 9
-
$4,702 SGD
View
B+
Retailer 10
-
$4,784 SGD
View
B+
Retailer 11
-
$4,893 SGD
View
Most Expensive
B
Wholesale Diamonds Direct
685921210 · Nov 6
$6,332 SGD
$4,941 USD
View
11 more retailers have this diamond
Prices start from $3,526 SGDSave up to $2,806 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
$3,526 SGD