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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 $2,048 USD
HK$16,000 HKD
As of October 31, 2026
Save $3,654 USD (64%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $5,702 USD 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 $2,048 to $5,702, a $3,654 spread on the same certified stone. Queensmith lists it at $5,702. 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
Color
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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $5,702 USD|Low: $2,022 USD|High: $5,715 USD|Avg: $3,228 USD|+2.7%
Queensmith
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 31, 2026
Retailer 3$2,048 USD
Retailer 2$2,149 USD
Retailer 7$2,373 USD
Retailer 8$2,510 USD
Retailer 9$2,720 USD
Retailer 4$2,891 USD
Retailer 5$3,398 USD
Retailer 6$4,792 USD
Queensmith$5,702 USD

34 data points across 9 retailers

17 retailers$2,048 USD to $5,702 USD

A
Cheapest Retailer
-
$2,048 USD
HK$16,000 HKD
A
Retailer 2
-
$2,149 USD
₹204,686 INR
View
A
Retailer 3
-
$2,373 USD
SGD 3,207 SGD
View
A
Retailer 4
-
$2,510 USD
View
Final sale: no returns
A
Retailer 5
-
$2,533 USD
View
Retailer 6
-
$2,720 USD
View
Price last confirmed 32 days ago
Retailer 7
-
$2,720 USD
View
Price last confirmed 15 days ago
A
Retailer 8
-
$2,780 USD
View
Retailer 9
-
$2,825 USD
View
Price last confirmed 31 days ago
A
Retailer 10
-
$2,846 USD
SGD 3,846 SGD
View
A
Retailer 11
-
$2,862 USD
View
A
Retailer 12
-
$2,891 USD
£2,276 GBP
View
Retailer 13
-
$3,139 USD
View
Price last confirmed 31 days ago
B+
Retailer 14
-
$3,398 USD
€3,236 EUR
View
B+
Retailer 15
-
$4,792 USD
£3,773 GBP
View
Retailer 16
-
$5,688 USD
View
Price last confirmed 33 days ago
Most Expensive
B
Queensmith
3555195056 · Oct 28
$5,702 USD
£4,490 GBP
View
16 more retailers have this diamond
Prices start from $2,048 USDSave up to $3,654 USD

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
$2,048 USD