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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 HK$20,487 HKD
As of November 1, 2026
Save HK$45,279 HKD (69%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: HK$65,765 HKD 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 2426381260. Listed at 18 retailers as of October 31, 2026, with prices from HK$20,487 to HK$65,765, a HK$45,279 spread on the same certified stone. Diamond Quarter lists it at HK$65,765. 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 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: Nov 1
Current: HK$25,016 HKD|Low: HK$20,286 HKD|High: HK$51,195 HKD|Avg: HK$28,934 HKD|-9.9%
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
November 2, 2026
Retailer 13HK$20,487 HKD
Retailer 14HK$21,693 HKD
Retailer 2HK$22,321 HKD
Retailer 17HK$23,011 HKD
Retailer 3HK$23,623 HKD
Retailer 8HK$24,934 HKD
Retailer 1HK$25,016 HKD
Retailer 15HK$25,891 HKD
Retailer 5HK$28,323 HKD
Retailer 16HK$28,323 HKD
Retailer 11HK$28,584 HKD
Retailer 9HK$28,762 HKD
Retailer 10HK$29,195 HKD
Retailer 6HK$29,264 HKD
Retailer 4HK$31,171 HKD
Retailer 12HK$46,024 HKD
Retailer 7HK$47,945 HKD

38 data points across 17 retailers

18 retailersHK$20,487 HKD to HK$65,765 HKD

A
Cheapest Retailer
-
HK$20,487 HKD
A
Retailer 2
-
HK$21,693 HKD
$2,765 USD
View
A
Retailer 3
-
HK$22,321 HKD
$2,845 USD
View
A
Retailer 4
-
HK$23,011 HKD
$2,933 USD
View
Final sale: no returns
B+
Retailer 5
-
HK$23,623 HKD
$3,011 USD
View
B+
Retailer 6
-
HK$24,934 HKD
$3,178 USD
View
B+
Retailer 7
-
HK$25,016 HKD
£2,511 GBP
View
B+
Retailer 8
-
HK$25,891 HKD
$3,300 USD
View
B+
Retailer 9
-
HK$28,323 HKD
$3,610 USD
View
B+
Retailer 10
-
HK$28,323 HKD
$3,610 USD
View
B+
Retailer 11
-
HK$28,584 HKD
£2,869 GBP
View
B+
Retailer 12
-
HK$28,762 HKD
$3,666 USD
View
B+
Retailer 13
-
HK$29,195 HKD
€3,544 EUR
View
B+
Retailer 14
-
HK$29,264 HKD
$3,730 USD
View
Retailer 15
-
HK$31,171 HKD
$3,973 USD
View
Price last confirmed 10 days ago
B
Retailer 16
-
HK$46,024 HKD
£4,619 GBP
View
B
Retailer 17
-
HK$47,945 HKD
$6,111 USD
View
Most Expensive
B
Diamond Quarter
1.2SI2F2460BD50N · Oct 31
HK$65,765 HKD
£6,600 GBP
View
17 more retailers have this diamond
Prices start from HK$20,487 HKDSave up to HK$45,279 HKD

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
HK$20,487 HKD