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Round|Natural|GIA

1.21ct E SI2 Round Natural Diamond

EX • E/SI2 • GIA 3535398953

Certificate GIA 3535398953

Diamond specifications and retailer prices

From $2,344 SGD
As of November 5, 2026
Save $4,209 SGD (64%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $6,553 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 E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 3535398953. Listed at 18 retailers as of November 5, 2026, with prices from $2,344 to $6,553, a $4,209 spread on the same certified stone. NZ Jewellers lists it at $6,553. 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
E
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 3535398953
Dimensions6.84 × 6.81 × 4.24 mm
L/W Ratio1.00
Star length50%
Lower girdle75%
Top View
6.84 mm6.81 mm1.21 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 3535398953
Side View
Table 57.0%Crown 35.5°Girdle: MED-STKPavilion 40.8°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 5
Current: $6,553 SGD|Low: $2,344 SGD|High: $6,553 SGD|Avg: $3,535 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
Retailer 15
Retailer 16
November 6, 2026
Retailer 11$2,344 SGD
Retailer 7$2,481 SGD
Retailer 2$2,750 SGD
Retailer 5$2,832 SGD
Retailer 13$3,134 SGD
Retailer 16$3,279 SGD
Retailer 8$3,293 SGD
Retailer 9$3,297 SGD
Retailer 3$3,312 SGD
Retailer 14$3,372 SGD
Retailer 12$3,399 SGD
Retailer 6$3,616 SGD
Retailer 10$3,652 SGD
Retailer 15$3,819 SGD
Retailer 4$5,490 SGD
NZ Jewellers$6,553 SGD

27 data points across 16 retailers

18 retailers$2,344 SGD to $6,553 SGD

A
Cheapest Retailer
-
$2,344 SGD
A
Retailer 2
-
$2,481 SGD
View
Final sale: no returns
A
Retailer 3
-
$2,750 SGD
View
A
Retailer 4
-
$2,832 SGD
View
A
Retailer 5
-
$3,134 SGD
View
A
Retailer 6
-
$3,279 SGD
View
Retailer 7
-
$3,293 SGD
View
Price last confirmed 29 days ago
A
Retailer 8
-
$3,297 SGD
View
A
Retailer 9
-
$3,312 SGD
View
A
Retailer 10
-
$3,372 SGD
View
A
Retailer 11
-
$3,399 SGD
View
Retailer 12
-
$3,451 SGD
View
Price last confirmed 67 days ago
A
Retailer 13
-
$3,616 SGD
View
A
Retailer 14
-
$3,652 SGD
View
A
Retailer 15
-
$3,819 SGD
View
Retailer 16
-
$3,983 SGD
View
Price last confirmed 60 days ago
B+
Retailer 17
-
$5,490 SGD
View
Most Expensive
B+
NZ Jewellers
536297e9-583b-47a8-942f-91a05ab7960a · Nov 5
$6,553 SGD
$5,130 USD
View
17 more retailers have this diamond
Prices start from $2,344 SGDSave up to $4,209 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
$2,344 SGD