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Round|Natural|GIA

1.20ct F SI2 Round Natural Diamond

VG • F/SI2 • GIA 6422965646

Certificate GIA 6422965646

Diamond specifications and retailer prices

From $3,338 SGD
HK$20,400 HKD
As of November 1, 2026
Save $7,378 SGD (69%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $10,716 SGD at Diamond Quarter · As of October 31, 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 F colour (colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by GIA 6422965646. Listed at 17 retailers as of October 31, 2026, with prices from $3,338 to $10,716, a $7,378 spread on the same certified stone. Diamond Quarter lists it at $10,716. 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
F
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle35°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 6422965646
Dimensions6.70 × 6.61 × 4.29 mm
L/W Ratio1.01
Top View
6.70 mm6.61 mm1.20 ctF / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6422965646
Side View
Table 59.0%Crown 35°Girdle: MED-THKPavilion 41.8°Culet: NoneDepth 64.4%

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: $7,499 SGD|Low: $3,305 SGD|High: $8,587 SGD|Avg: $4,917 SGD|-9.1%
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
November 1, 2026
Retailer 10$3,338 SGD
Retailer 12$3,528 SGD
Retailer 16$3,750 SGD
Retailer 2$3,849 SGD
Retailer 7$4,063 SGD
Retailer 15$4,063 SGD
Retailer 13$4,219 SGD
Retailer 4$4,615 SGD
Retailer 14$4,615 SGD
Retailer 9$4,619 SGD
Retailer 8$4,687 SGD
Retailer 5$4,768 SGD
Retailer 11$4,777 SGD
Retailer 3$5,079 SGD
Retailer 1$7,499 SGD
Retailer 6$7,812 SGD

38 data points across 16 retailers

17 retailers$3,338 SGD to $10,716 SGD

A
Cheapest Retailer
-
$3,338 SGD
HK$20,400 HKD
A
Retailer 2
-
$3,528 SGD
$2,760 USD
View
A
Retailer 3
-
$3,750 SGD
$2,933 USD
View
Final sale: no returns
B+
Retailer 4
-
$3,849 SGD
$3,011 USD
View
B+
Retailer 5
-
$4,063 SGD
$3,178 USD
View
B+
Retailer 6
-
$4,063 SGD
$3,178 USD
View
B+
Retailer 7
-
$4,219 SGD
$3,300 USD
View
B+
Retailer 8
-
$4,615 SGD
$3,610 USD
View
B+
Retailer 9
-
$4,615 SGD
$3,610 USD
View
B+
Retailer 10
-
$4,619 SGD
£2,845 GBP
View
B+
Retailer 11
-
$4,687 SGD
$3,666 USD
View
B+
Retailer 12
-
$4,768 SGD
$3,730 USD
View
B+
Retailer 13
-
$4,777 SGD
€3,559 EUR
View
Retailer 14
-
$5,079 SGD
$3,973 USD
View
Price last confirmed 9 days ago
B
Retailer 15
-
$7,499 SGD
£4,619 GBP
View
B
Retailer 16
-
$7,812 SGD
$6,111 USD
View
Most Expensive
B
Diamond Quarter
1.2SI2F6446271CN · Oct 31
$10,716 SGD
£6,600 GBP
View
16 more retailers have this diamond
Prices start from $3,338 SGDSave up to $7,378 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
$3,338 SGD