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Round|Natural|GIA

1.20ct F SI2 Round Natural Diamond

VG • F/SI2 • GIA 2426381260

Certificate GIA 2426381260

Diamond specifications and retailer prices

From $3,648 CAD
HK$20,400 HKD
As of October 31, 2026
Save $8,062 CAD (69%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $11,709 CAD at Diamond Quarter · As of October 28, 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 2426381260. Listed at 18 retailers as of October 28, 2026, with prices from $3,648 to $11,709, a $8,062 spread on the same certified stone. Diamond Quarter lists it at $11,709. 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
Color
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle38°
Pavilion angle40.2°
OriginNatural
Grading LabGIA
CertificateGIA 2426381260
Dimensions6.68 × 6.60 × 4.25 mm
L/W Ratio1.01
Top View
6.68 mm6.60 mm1.20 ctF / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2426381260
Side View
Table 57.0%Crown 38°Girdle: MED-THKPavilion 40.2°Culet: NoneDepth 64.1%

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: $3,648 CAD|Low: $3,612 CAD|High: $9,115 CAD|Avg: $5,170 CAD|-8.5%
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 31, 2026
Retailer 1$3,648 CAD
Retailer 14$3,862 CAD
Retailer 2$3,974 CAD
Retailer 17$4,097 CAD
Retailer 3$4,206 CAD
Retailer 8$4,439 CAD
Retailer 12$4,468 CAD
Retailer 15$4,610 CAD
Retailer 5$5,043 CAD
Retailer 16$5,043 CAD
Retailer 10$5,089 CAD
Retailer 9$5,121 CAD
Retailer 6$5,210 CAD
Retailer 11$5,220 CAD
Retailer 4$5,550 CAD
Retailer 13$8,237 CAD
Retailer 7$8,536 CAD

38 data points across 17 retailers

18 retailers$3,648 CAD to $11,709 CAD

A
Cheapest Retailer
-
$3,648 CAD
HK$20,400 HKD
A
Retailer 2
-
$3,862 CAD
$2,765 USD
View
A
Retailer 3
-
$3,974 CAD
$2,845 USD
View
A
Retailer 4
-
$4,097 CAD
$2,933 USD
View
Final sale: no returns
B+
Retailer 5
-
$4,206 CAD
$3,011 USD
View
B+
Retailer 6
-
$4,439 CAD
$3,178 USD
View
B+
Retailer 7
-
$4,468 CAD
£2,518 GBP
View
B+
Retailer 8
-
$4,610 CAD
$3,300 USD
View
B+
Retailer 9
-
$5,043 CAD
$3,610 USD
View
B+
Retailer 10
-
$5,043 CAD
$3,610 USD
View
B+
Retailer 11
-
$5,089 CAD
£2,869 GBP
View
B+
Retailer 12
-
$5,121 CAD
$3,666 USD
View
B+
Retailer 13
-
$5,210 CAD
$3,730 USD
View
B+
Retailer 14
-
$5,220 CAD
€3,559 EUR
View
Retailer 15
-
$5,550 CAD
$3,973 USD
View
Price last confirmed 8 days ago
B
Retailer 16
-
$8,237 CAD
£4,643 GBP
View
B
Retailer 17
-
$8,536 CAD
$6,111 USD
View
Most Expensive
B
Diamond Quarter
1.2SI2F2460BD50N · Oct 28
$11,709 CAD
£6,600 GBP
View
17 more retailers have this diamond
Prices start from $3,648 CADSave up to $8,062 CAD

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
$3,648 CAD