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Round|Natural|GIA

1.20ct G SI2 Round Natural Diamond

EX • G/SI2 • GIA 3555195056

Certificate GIA 3555195056

Diamond specifications and retailer prices

From $2,585 SGD
HK$15,800 HKD
As of October 30, 2026
Save $4,704 SGD (65%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $7,290 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 SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 3555195056. Listed at 17 retailers as of October 28, 2026, with prices from $2,585 to $7,290, a $4,704 spread on the same certified stone. Queensmith lists it at $7,290. 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
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 3555195056
Dimensions6.76 × 6.81 × 4.23 mm
L/W Ratio1.01
Top View
6.76 mm6.81 mm1.20 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 3555195056
Side View
Table 56.0%Crown 36°Girdle: MED-STKPavilion 40.8°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 30
Current: $7,290 SGD|Low: $2,585 SGD|High: $7,306 SGD|Avg: $4,132 SGD|+2.7%
Queensmith
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 30, 2026
Retailer 9$2,585 SGD
Retailer 2$2,757 SGD
Retailer 6$3,034 SGD
Retailer 7$3,209 SGD
Retailer 8$3,477 SGD
Retailer 4$3,695 SGD
Retailer 3$4,344 SGD
Retailer 5$6,126 SGD
Queensmith$7,290 SGD

34 data points across 9 retailers

17 retailers$2,585 SGD to $7,290 SGD

A
Cheapest Retailer
-
$2,585 SGD
HK$15,800 HKD
A
Retailer 2
-
$2,757 SGD
₹205,399 INR
View
A
Retailer 3
-
$3,034 SGD
View
A
Retailer 4
-
$3,209 SGD
$2,510 USD
View
Final sale: no returns
A
Retailer 5
-
$3,238 SGD
$2,533 USD
View
Retailer 6
-
$3,477 SGD
$2,720 USD
View
Price last confirmed 31 days ago
Retailer 7
-
$3,477 SGD
$2,720 USD
View
Price last confirmed 14 days ago
A
Retailer 8
-
$3,554 SGD
$2,780 USD
View
Retailer 9
-
$3,611 SGD
$2,825 USD
View
Price last confirmed 31 days ago
A
Retailer 10
-
$3,638 SGD
View
A
Retailer 11
-
$3,659 SGD
$2,862 USD
View
A
Retailer 12
-
$3,695 SGD
£2,276 GBP
View
Retailer 13
-
$4,013 SGD
$3,139 USD
View
Price last confirmed 30 days ago
B+
Retailer 14
-
$4,344 SGD
€3,236 EUR
View
B+
Retailer 15
-
$6,126 SGD
£3,773 GBP
View
Retailer 16
-
$7,272 SGD
$5,688 USD
View
Price last confirmed 32 days ago
Most Expensive
B
Queensmith
3555195056 · Oct 28
$7,290 SGD
£4,490 GBP
View
16 more retailers have this diamond
Prices start from $2,585 SGDSave up to $4,704 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
$2,585 SGD