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Round|Natural|GIA

1.20ct E SI2 Round Natural Diamond

EX • E/SI2 • GIA 5563279764

Certificate GIA 5563279764

Diamond specifications and retailer prices

From HK$18,876 HKD
As of November 4, 2026
Save HK$24,846 HKD (57%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: HK$47,775 HKD at Queensmith · As of October 28, 2026
View at Queensmith

About this 1.2ct natural round diamond

This 1.2ct natural round sits in the classic one-carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5563279764. Listed at 20 retailers as of November 4, 2026, with a 132% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
E
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 5563279764
Dimensions6.76 × 6.80 × 4.19 mm
L/W Ratio1.01
Girdle conditionFaceted
Key to symbols
Crystal, Feather, Cavity, Indented Natural, Needle
Top View
6.76 mm6.80 mm1.20 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5563279764
Side View
Table 57.0%Crown 36°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.8%

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 4
Current: HK$47,775 HKD|Low: HK$18,876 HKD|High: HK$47,974 HKD|Avg: HK$29,465 HKD|+2.8%
Queensmith
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
November 6, 2026
Retailer 13HK$18,876 HKD
Retailer 10HK$19,723 HKD
Retailer 2HK$22,021 HKD
Retailer 11HK$23,708 HKD
Retailer 4HK$25,097 HKD
Retailer 14HK$25,097 HKD
Retailer 8HK$25,803 HKD
Retailer 3HK$26,062 HKD
Retailer 7HK$26,297 HKD
Retailer 5HK$28,957 HKD
Retailer 9HK$29,145 HKD
Retailer 12HK$41,854 HKD
Retailer 6HK$43,721 HKD
QueensmithHK$47,775 HKD

25 data points across 14 retailers

20 retailersHK$18,876 HKD to HK$43,721 HKD

A
Cheapest Retailer
-
HK$18,876 HKD
A
Retailer 2
-
HK$19,723 HKD
View
A
Retailer 3
-
HK$22,021 HKD
View
A
Retailer 4
-
HK$22,790 HKD
View
A
Retailer 5
-
HK$22,955 HKD
View
A
Retailer 6
-
HK$23,159 HKD
View
Final sale: no returns
A
Retailer 7
-
HK$23,206 HKD
View
A
Retailer 8
-
HK$23,708 HKD
View
A
Retailer 9
-
HK$25,097 HKD
View
Retailer 10
-
HK$25,097 HKD
View
Price last confirmed 8 days ago
A
Retailer 11
-
HK$25,340 HKD
View
A
Retailer 12
-
HK$25,803 HKD
View
A
Retailer 13
-
HK$26,062 HKD
View
A
Retailer 14
-
HK$26,219 HKD
View
A
Retailer 15
-
HK$26,297 HKD
View
B+
Retailer 16
-
HK$28,957 HKD
View
B+
Retailer 17
-
HK$29,145 HKD
View
B+
Retailer 18
-
HK$41,854 HKD
View
B
Retailer 19
-
HK$43,721 HKD
View
Most Expensive
Queensmith
5563279764 · Oct 28
HK$47,775 HKD
£4,795 GBP
View
Price last confirmed 8 days ago
19 more retailers have this diamond
Prices start from HK$18,876 HKDSave up to HK$24,846 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$18,876 HKD