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Round|Natural|GIA

1.20ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 6562059704

Certificate GIA 6562059704

Diamond specifications and retailer prices

From HK$15,142 HKD
As of November 6, 2026
Save HK$20,158 HKD (57%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: HK$42,244 HKD at NZ Jewellers · As of October 3, 2026
View at NZ Jewellers

About this 1.2ct natural round diamond

This 1.2ct natural round sits in the classic one-carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6562059704. Listed at 19 retailers as of November 4, 2026, with a 133% 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
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 6562059704
Dimensions6.76 × 6.79 × 4.25 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Cloud, Crystal, Feather, Needle
Top View
6.76 mm6.79 mm1.20 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6562059704
Side View
Table 59.0%Crown 34.5°Girdle: MED-STKPavilion 41.8°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$15,761 HKD|Low: HK$15,142 HKD|High: HK$35,817 HKD|Avg: HK$22,466 HKD|-2.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 8HK$15,142 HKD
Retailer 1HK$15,761 HKD
Retailer 6HK$17,705 HKD
Retailer 9HK$18,810 HKD
Retailer 2HK$21,122 HKD
Retailer 3HK$21,255 HKD
Retailer 5HK$24,656 HKD
Retailer 4HK$25,040 HKD
Retailer 7HK$35,300 HKD

33 data points across 9 retailers

19 retailersHK$15,142 HKD to HK$35,300 HKD

A
Cheapest Retailer
-
HK$15,142 HKD
A
Retailer 2
-
HK$15,761 HKD
View
B+
Retailer 3
-
HK$17,705 HKD
View
B+
Retailer 4
-
HK$18,810 HKD
View
B+
Retailer 5
-
HK$18,810 HKD
View
Retailer 6
-
HK$20,205 HKD
View
Price last confirmed 39 days ago
Retailer 7
-
HK$20,205 HKD
View
Price last confirmed 25 days ago
B+
Retailer 8
-
HK$20,213 HKD
View
B+
Retailer 9
-
HK$20,691 HKD
View
B+
Retailer 10
-
HK$21,122 HKD
View
Retailer 11
-
HK$21,137 HKD
View
Price last confirmed 38 days ago
B+
Retailer 12
-
HK$21,255 HKD
View
B
Retailer 13
-
HK$21,302 HKD
View
Retailer 14
-
HK$23,316 HKD
View
Price last confirmed 38 days ago
B
Retailer 15
-
HK$24,656 HKD
View
B
Retailer 16
-
HK$25,040 HKD
View
B
Retailer 17
-
HK$35,300 HKD
View
Retailer 18
-
HK$42,244 HKD
View
Price last confirmed 39 days ago
Most Expensive
NZ Jewellers
4b0438c8-5be5-4b9c-8c75-406a5265c703 · Oct 3
HK$42,244 HKD
$5,390 USD
View
Price last confirmed 34 days ago
18 more retailers have this diamond
Prices start from HK$15,142 HKDSave up to HK$20,158 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$15,142 HKD