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Round|Natural|IGI

1.20ct K IF Round Natural Diamond

EX • K/IF • IGI 678521393

Shape and cutting style on the report: Round brilliant

Certificate IGI 678521393

Diamond specifications and retailer prices

From HK$12,869 HKD
As of November 6, 2026
Save HK$16,184 HKD (56%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$34,767 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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI 678521393. Listed at 16 retailers as of November 4, 2026, with a 126% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
K
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.7°
OriginNatural
Grading LabIGI
CertificateIGI 678521393
Dimensions6.66 × 6.72 × 4.24 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
6.66 mm6.72 mm1.20 ctK / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 678521393
Side View
Table 57.0%Crown 36.5°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 63.4%

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$12,869 HKD|Low: HK$12,869 HKD|High: HK$29,476 HKD|Avg: HK$19,196 HKD|-2.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 1HK$12,869 HKD
Retailer 8HK$15,016 HKD
Retailer 7HK$16,811 HKD
Retailer 2HK$18,269 HKD
Retailer 3HK$19,108 HKD
Retailer 4HK$20,291 HKD
Retailer 6HK$21,921 HKD
Retailer 5HK$29,053 HKD

35 data points across 8 retailers

16 retailersHK$12,869 HKD to HK$29,053 HKD

A
Cheapest Retailer
-
HK$12,869 HKD
A
Retailer 2
-
HK$15,016 HKD
View
Retailer 3
-
HK$16,631 HKD
View
Price last confirmed 25 days ago
Retailer 4
-
HK$16,631 HKD
View
Price last confirmed 29 days ago
A
Retailer 5
-
HK$16,811 HKD
View
Retailer 6
-
HK$17,093 HKD
View
Price last confirmed 50 days ago
Retailer 7
-
HK$17,399 HKD
View
Price last confirmed 38 days ago
A
Retailer 8
-
HK$18,269 HKD
View
A
Retailer 9
-
HK$19,108 HKD
View
Retailer 10
-
HK$19,186 HKD
View
Price last confirmed 45 days ago
Retailer 11
-
HK$19,186 HKD
View
Price last confirmed 28 days ago
A
Retailer 12
-
HK$20,291 HKD
View
A
Retailer 13
-
HK$21,921 HKD
View
B+
Retailer 14
-
HK$29,053 HKD
View
Retailer 15
-
HK$34,767 HKD
View
Price last confirmed 46 days ago
Most Expensive
NZ Jewellers
a764d134-97bc-4a20-87c8-da7a348b5700 · Oct 3
HK$34,767 HKD
$4,436 USD
View
Price last confirmed 34 days ago
15 more retailers have this diamond
Prices start from HK$12,869 HKDSave up to HK$16,184 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$12,869 HKD