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Round|Natural|GIA

1.20ct G SI2 Round Natural Diamond

VG • G/SI2 • GIA 2406656549

Certificate GIA 2406656549

Diamond specifications and retailer prices

From $2,945 SGD
HK$18,000 HKD
As of October 30, 2026
Save $5,439 SGD (65%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $8,385 SGD at Diamond Quarter · As of October 29, 2026
View at Diamond Quarter

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 very-good cut grade and certified by GIA 2406656549. Listed at 18 retailers as of October 29, 2026, with prices from $2,945 to $8,385, a $5,439 spread on the same certified stone. Diamond Quarter lists it at $8,385. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.20
Carat
G
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle38°
Pavilion angle40.2°
OriginNatural
Grading LabGIA
CertificateGIA 2406656549
Dimensions6.66 × 6.61 × 4.29 mm
L/W Ratio1.01
Top View
6.66 mm6.61 mm1.20 ctG / SI2
OriginNatural
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 2406656549
Side View
Table 55.0%Crown 38°Girdle: STK-THKPavilion 40.2°Culet: NoneDepth 64.7%

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 30
Current: $4,153 SGD|Low: $2,824 SGD|High: $7,064 SGD|Avg: $4,233 SGD|+1.3%
Retailer 1
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
Retailer 17
October 30, 2026
Retailer 15$2,945 SGD
Retailer 16$3,164 SGD
Retailer 2$3,167 SGD
Retailer 17$3,344 SGD
Retailer 3$3,434 SGD
Retailer 8$3,623 SGD
Retailer 14$3,623 SGD
Retailer 12$3,762 SGD
Retailer 4$4,129 SGD
Retailer 13$4,129 SGD
Retailer 1$4,153 SGD
Retailer 9$4,180 SGD
Retailer 11$4,243 SGD
Retailer 6$4,270 SGD
Retailer 5$4,641 SGD
Retailer 10$6,725 SGD
Retailer 7$6,969 SGD

39 data points across 17 retailers

18 retailers$2,945 SGD to $8,385 SGD

A
Cheapest Retailer
-
$2,945 SGD
HK$18,000 HKD
A
Retailer 2
-
$3,164 SGD
$2,475 USD
View
A
Retailer 3
-
$3,167 SGD
$2,477 USD
View
B+
Retailer 4
-
$3,344 SGD
$2,616 USD
View
Final sale: no returns
A
Retailer 5
-
$3,434 SGD
$2,686 USD
View
B+
Retailer 6
-
$3,623 SGD
$2,834 USD
View
B+
Retailer 7
-
$3,623 SGD
$2,834 USD
View
B+
Retailer 8
-
$3,762 SGD
$2,943 USD
View
B+
Retailer 9
-
$4,129 SGD
$3,230 USD
View
B+
Retailer 10
-
$4,129 SGD
$3,230 USD
View
B+
Retailer 11
-
$4,153 SGD
£2,558 GBP
View
B+
Retailer 12
-
$4,180 SGD
$3,270 USD
View
B+
Retailer 13
-
$4,243 SGD
€3,161 EUR
View
B+
Retailer 14
-
$4,270 SGD
$3,340 USD
View
Retailer 15
-
$4,641 SGD
$3,630 USD
View
Price last confirmed 7 days ago
B
Retailer 16
-
$6,725 SGD
£4,142 GBP
View
B
Retailer 17
-
$6,969 SGD
$5,451 USD
View
Most Expensive
B
Diamond Quarter
1.2SI2G24496915N · Oct 29
$8,385 SGD
£5,164 GBP
View
17 more retailers have this diamond
Prices start from $2,945 SGDSave up to $5,439 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
$2,945 SGD