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1.20ct J VVS1 Round Natural Diamond

EX • J/VVS1 • IGI 778651815

Shape and cutting style on the report: Round brilliant

Certificate IGI 778651815

Diamond specifications and retailer prices

From HK$16,192 HKD
As of November 6, 2026
Save HK$26,004 HKD (62%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: HK$42,197 HKD at NZ Jewellers · As of November 5, 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 J colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI 778651815. Listed at 18 retailers as of November 5, 2026, with prices from HK$16,192 to HK$42,197, a HK$26,004 spread on the same certified stone. NZ Jewellers lists it at HK$42,197. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
J
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabIGI
CertificateIGI 778651815
Dimensions6.72 × 6.78 × 4.23 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
6.72 mm6.78 mm1.20 ctJ / VVS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 778651815
Side View
Table 57.0%Crown 36°Girdle: MED-STKPavilion 40.6°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$16,192 HKD|Low: HK$16,192 HKD|High: HK$35,739 HKD|Avg: HK$22,195 HKD|-3.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 1HK$16,192 HKD
Retailer 9HK$18,340 HKD
Retailer 4HK$18,379 HKD
Retailer 2HK$18,629 HKD
Retailer 3HK$20,181 HKD
Retailer 11HK$21,114 HKD
Retailer 5HK$21,608 HKD
Retailer 6HK$23,638 HKD
Retailer 8HK$24,633 HKD
Retailer 7HK$24,993 HKD
Retailer 10HK$35,362 HKD

29 data points across 11 retailers

18 retailersHK$16,192 HKD to HK$42,197 HKD

A
Cheapest Retailer
-
HK$16,192 HKD
A
Retailer 2
-
HK$17,971 HKD
View
A
Retailer 3
-
HK$18,073 HKD
View
A
Retailer 4
-
HK$18,340 HKD
View
A
Retailer 5
-
HK$18,379 HKD
View
A
Retailer 6
-
HK$18,629 HKD
View
Final sale: no returns
A
Retailer 7
-
HK$19,844 HKD
View
A
Retailer 8
-
HK$19,985 HKD
View
A
Retailer 9
-
HK$20,181 HKD
View
Retailer 10
-
HK$20,181 HKD
View
Price last confirmed 8 days ago
A
Retailer 11
-
HK$21,114 HKD
View
A
Retailer 12
-
HK$21,608 HKD
View
B+
Retailer 13
-
HK$23,285 HKD
View
A
Retailer 14
-
HK$23,638 HKD
View
B+
Retailer 15
-
HK$24,633 HKD
View
B+
Retailer 16
-
HK$24,993 HKD
View
B
Retailer 17
-
HK$35,362 HKD
View
Most Expensive
B
NZ Jewellers
35bd84ba-089c-4aa4-b75d-7507b6a330ba · Nov 5
HK$42,197 HKD
$5,384 USD
View
17 more retailers have this diamond
Prices start from HK$16,192 HKDSave up to HK$26,004 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$16,192 HKD