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Round|Natural|GIA

1.20ct E SI2 Round Natural Diamond

EX • E/SI2 • GIA 1533797921

Certificate GIA 1533797921

Diamond specifications and retailer prices

From $3,188 SGD
As of November 4, 2026
Save $3,809 SGD (54%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $7,997 SGD at Queensmith · As of October 28, 2026
View at Queensmith

About this 1.2ct natural round diamond

This 1.2ct 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 1533797921. Listed at 21 retailers as of November 4, 2026, with a 119% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

1.20
Carat
E
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 1533797921
Dimensions6.79 × 6.74 × 4.22 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Cavity, Cloud, Needle
Top View
6.79 mm6.74 mm1.20 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1533797921
Side View
Table 58.0%Crown 36.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.4%

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 4
Current: $7,997 SGD|Low: $3,188 SGD|High: $7,997 SGD|Avg: $4,794 SGD|+2.7%
Queensmith
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 3$3,188 SGD
Retailer 7$3,327 SGD
Retailer 2$3,682 SGD
Retailer 8$3,860 SGD
Retailer 12$3,871 SGD
Retailer 4$3,955 SGD
Retailer 10$4,317 SGD
Retailer 5$4,379 SGD
Retailer 6$4,442 SGD
Retailer 9$4,879 SGD
Retailer 11$6,997 SGD
Queensmith$7,997 SGD

27 data points across 12 retailers

21 retailers$3,188 SGD to $6,997 SGD

A
Cheapest Retailer
-
$3,188 SGD
A
Retailer 2
-
$3,327 SGD
View
A
Retailer 3
-
$3,682 SGD
View
A
Retailer 4
-
$3,860 SGD
View
A
Retailer 5
-
$3,871 SGD
View
Final sale: no returns
A
Retailer 6
-
$3,955 SGD
View
A
Retailer 7
-
$4,064 SGD
View
A
Retailer 8
-
$4,317 SGD
View
Retailer 9
-
$4,347 SGD
View
Price last confirmed 60 days ago
Retailer 10
-
$4,347 SGD
View
Price last confirmed 28 days ago
Retailer 11
-
$4,347 SGD
View
Price last confirmed 25 days ago
A
Retailer 12
-
$4,379 SGD
View
A
Retailer 13
-
$4,442 SGD
View
Retailer 14
-
$4,514 SGD
View
Price last confirmed 38 days ago
B+
Retailer 15
-
$4,879 SGD
View
Retailer 16
-
$5,016 SGD
View
Price last confirmed 60 days ago
Retailer 17
-
$5,016 SGD
View
Price last confirmed 28 days ago
B+
Retailer 18
-
$6,997 SGD
View
Retailer 19
-
$7,573 SGD
View
Price last confirmed 66 days ago
Retailer 20
-
$7,573 SGD
View
Price last confirmed 39 days ago
Most Expensive
Queensmith
1533797921 · Oct 28
$7,997 SGD
£4,930 GBP
View
Price last confirmed 8 days ago
20 more retailers have this diamond
Prices start from $3,188 SGDSave up to $3,809 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
1.20ct Round
$3,188 SGD