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Round|Natural|GIA

1.20ct G SI1 Round Natural Diamond

EX • G/SI1 • GIA 5546684593

Certificate GIA 5546684593

Diamond specifications and retailer prices

From $3,485 SGD
HK$21,300 HKD
As of November 1, 2026
Save $4,697 SGD (57%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $8,183 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 G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5546684593. Listed at 20 retailers as of October 28, 2026, with prices from $3,485 to $8,183, a $4,697 spread on the same certified stone. Queensmith lists it at $8,183. 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
G
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle34.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 5546684593
Dimensions6.84 × 6.88 × 4.15 mm
L/W Ratio1.01
Top View
6.84 mm6.88 mm1.20 ctG / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 5546684593
Side View
Table 59.0%Crown 34.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 60.4%

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 1
Current: $8,183 SGD|Low: $3,485 SGD|High: $8,207 SGD|Avg: $5,119 SGD|+2.3%
Queensmith
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 9$3,485 SGD
Retailer 2$3,641 SGD
Retailer 12$4,036 SGD
Retailer 11$4,214 SGD
Retailer 10$4,391 SGD
Retailer 4$4,566 SGD
Retailer 7$4,743 SGD
Retailer 3$4,896 SGD
Retailer 6$5,322 SGD
Retailer 8$5,613 SGD
Retailer 5$7,637 SGD
Queensmith$8,183 SGD

31 data points across 12 retailers

20 retailers$3,485 SGD to $8,183 SGD

A
Cheapest Retailer
-
$3,485 SGD
HK$21,300 HKD
A
Retailer 2
-
$3,641 SGD
₹271,210 INR
View
A
Retailer 3
-
$4,036 SGD
View
B+
Retailer 4
-
$4,134 SGD
$3,234 USD
View
B+
Retailer 5
-
$4,139 SGD
$3,238 USD
View
B+
Retailer 6
-
$4,214 SGD
$3,296 USD
View
Final sale: no returns
B+
Retailer 7
-
$4,270 SGD
$3,340 USD
View
B+
Retailer 8
-
$4,391 SGD
$3,435 USD
View
Retailer 9
-
$4,566 SGD
$3,572 USD
View
Price last confirmed 33 days ago
Retailer 10
-
$4,566 SGD
$3,572 USD
View
Price last confirmed 24 days ago
B+
Retailer 11
-
$4,743 SGD
£2,922 GBP
View
B+
Retailer 12
-
$4,752 SGD
$3,717 USD
View
B+
Retailer 13
-
$4,840 SGD
View
Retailer 14
-
$4,896 SGD
A$5,892 AUD
View
Price last confirmed 28 days ago
Retailer 15
-
$5,268 SGD
$4,121 USD
View
Price last confirmed 32 days ago
B+
Retailer 16
-
$5,322 SGD
€3,965 EUR
View
B+
Retailer 17
-
$5,613 SGD
ZAR 70,929 ZAR
View
B
Retailer 18
-
$7,637 SGD
£4,704 GBP
View
Retailer 19
-
$7,955 SGD
$6,223 USD
View
Price last confirmed 34 days ago
Most Expensive
B
Queensmith
5546684593 · Oct 28
$8,183 SGD
£5,040 GBP
View
19 more retailers have this diamond
Prices start from $3,485 SGDSave up to $4,697 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
$3,485 SGD