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Round|Natural|GIA

1.20ct D SI2 Round Natural Diamond

EX • D/SI2 • GIA 1419051647

Certificate GIA 1419051647

Diamond specifications and retailer prices

From HK$23,190 HKD
As of November 6, 2026
Save HK$37,455 HKD (62%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$60,646 HKD at Diamond Quarter · As of November 5, 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 D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1419051647. Listed at 14 retailers as of November 5, 2026, with prices from HK$23,190 to HK$60,646, a HK$37,455 spread on the same certified stone. Diamond Quarter lists it at HK$60,646. 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
D
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceVery Strong
Crown angle35.5°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 1419051647
Dimensions6.81 × 6.77 × 4.26 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Feather, Cloud, Crystal, Indented Natural, Needle
Top View
6.81 mm6.77 mm1.20 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceVery Strong
CertificateGIA 1419051647
Side View
Table 57.0%Crown 35.5°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 62.7%

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: Nov 6
Current: HK$29,859 HKD|Low: HK$22,594 HKD|High: HK$54,689 HKD|Avg: HK$33,094 HKD|-4.9%
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
November 6, 2026
Retailer 10HK$23,190 HKD
Retailer 7HK$24,281 HKD
Retailer 13HK$26,085 HKD
Retailer 4HK$28,266 HKD
Retailer 12HK$28,266 HKD
Retailer 11HK$29,357 HKD
Retailer 1HK$29,859 HKD
Retailer 6HK$31,404 HKD
Retailer 5HK$32,612 HKD
Retailer 8HK$33,115 HKD
Retailer 2HK$35,311 HKD
Retailer 9HK$52,171 HKD
Retailer 3HK$54,359 HKD

40 data points across 13 retailers

14 retailersHK$23,190 HKD to HK$60,646 HKD

A
Cheapest Retailer
-
HK$23,190 HKD
A
Retailer 2
-
HK$24,281 HKD
View
A
Retailer 3
-
HK$26,085 HKD
View
Final sale: no returns
Retailer 4
-
HK$28,266 HKD
View
Price last confirmed 8 days ago
B+
Retailer 5
-
HK$28,266 HKD
View
B+
Retailer 6
-
HK$29,357 HKD
View
B+
Retailer 7
-
HK$29,859 HKD
View
B+
Retailer 8
-
HK$31,404 HKD
View
B+
Retailer 9
-
HK$32,612 HKD
View
B+
Retailer 10
-
HK$33,115 HKD
View
Retailer 11
-
HK$35,311 HKD
View
Price last confirmed 14 days ago
B
Retailer 12
-
HK$52,171 HKD
View
B
Retailer 13
-
HK$54,359 HKD
View
Most Expensive
B
Diamond Quarter
1.2SI2D14474D8AN · Nov 5
HK$60,646 HKD
£6,087 GBP
View
13 more retailers have this diamond
Prices start from HK$23,190 HKDSave up to HK$37,455 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$23,190 HKD