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Round|Natural|IGI

1.00ct J IF Round Natural Diamond

EX • J/IF • IGI 680566575

Shape and cutting style on the report: Round brilliant

Certificate IGI 680566575

Diamond specifications and retailer prices

From HK$14,992 HKD
As of November 6, 2026
Save HK$14,404 HKD (49%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$37,163 HKD at NZ Jewellers · As of September 28, 2026
View at NZ Jewellers

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded J colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI 680566575. Listed at 14 retailers as of November 4, 2026, with a 96% 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

1.00
Carat
J
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle40.6°
OriginNatural
Grading LabIGI
CertificateIGI 680566575
Dimensions6.41 × 6.38 × 3.99 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
6.41 mm6.38 mm1.00 ctJ / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 680566575
Side View
Table 56.0%Crown 35.8°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: HK$14,992 HKD|Low: HK$14,976 HKD|High: HK$29,835 HKD|Avg: HK$18,807 HKD|-7.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 1HK$14,992 HKD
Retailer 2HK$15,196 HKD
Retailer 8HK$15,651 HKD
Retailer 9HK$16,491 HKD
Retailer 10HK$16,985 HKD
Retailer 6HK$18,491 HKD
Retailer 3HK$19,323 HKD
Retailer 5HK$20,539 HKD
Retailer 4HK$21,315 HKD
Retailer 7HK$29,396 HKD

34 data points across 10 retailers

14 retailersHK$14,992 HKD to HK$29,396 HKD

A
Cheapest Retailer
-
HK$14,992 HKD
A
Retailer 2
-
HK$15,196 HKD
View
A
Retailer 3
-
HK$15,651 HKD
View
A
Retailer 4
-
HK$16,491 HKD
View
Retailer 5
-
HK$16,828 HKD
View
Price last confirmed 30 days ago
A
Retailer 6
-
HK$16,985 HKD
View
A
Retailer 7
-
HK$18,491 HKD
View
Retailer 8
-
HK$18,593 HKD
View
Price last confirmed 38 days ago
A
Retailer 9
-
HK$19,323 HKD
View
Retailer 10
-
HK$19,417 HKD
View
Price last confirmed 30 days ago
A
Retailer 11
-
HK$20,539 HKD
View
A
Retailer 12
-
HK$21,315 HKD
View
B
Retailer 13
-
HK$29,396 HKD
View
Most Expensive
NZ Jewellers
cc7705a2-a196-408d-8802-f0c4b19ed7da · Sep 28
HK$37,163 HKD
$4,737 USD
View
Price last confirmed 39 days ago
13 more retailers have this diamond
Prices start from HK$14,992 HKDSave up to HK$14,404 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
1.00ct Round
HK$14,992 HKD