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Round|Natural|IGI

1.00ct I IF Round Natural Diamond

EX • I/IF • IGI 839689459

Shape and cutting style on the report: Round brilliant

Certificate IGI 839689459

Diamond specifications and retailer prices

From HK$18,287 HKD
As of November 5, 2026
Save HK$24,665 HKD (57%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: HK$42,952 HKD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded I colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI 839689459. Listed at 17 retailers as of November 5, 2026, with prices from HK$18,287 to HK$42,952, a HK$24,665 spread on the same certified stone. NZ Jewellers lists it at HK$42,952. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
I
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.8°
Pavilion angle41.5°
OriginNatural
Grading LabIGI
CertificateIGI 839689459
Dimensions6.52 × 6.55 × 3.89 mm
L/W Ratio1.00
Girdle conditionFaceted
Top View
6.52 mm6.55 mm1.00 ctI / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 839689459
Side View
Table 62.0%Crown 32.8°Girdle: MED-STKPavilion 41.5°Culet: NoneDepth 59.5%

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 5
Current: HK$42,952 HKD|Low: HK$18,287 HKD|High: HK$42,952 HKD|Avg: HK$24,227 HKD
NZ Jewellers
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
Retailer 15
Retailer 16
Retailer 17
November 6, 2026
Retailer 10HK$18,287 HKD
Retailer 16HK$18,397 HKD
Retailer 17HK$18,962 HKD
Retailer 7HK$19,558 HKD
Retailer 4HK$20,280 HKD
Retailer 3HK$20,547 HKD
Retailer 8HK$20,547 HKD
Retailer 6HK$21,331 HKD
Retailer 9HK$21,629 HKD
Retailer 2HK$21,998 HKD
Retailer 15HK$23,708 HKD
Retailer 11HK$24,061 HKD
Retailer 12HK$25,073 HKD
Retailer 13HK$25,481 HKD
Retailer 5HK$29,647 HKD
Retailer 14HK$35,892 HKD
NZ JewellersHK$42,952 HKD

17 data points across 17 retailers

17 retailersHK$18,287 HKD to HK$42,952 HKD

A
Cheapest Retailer
-
HK$18,287 HKD
A
Retailer 2
-
HK$18,397 HKD
View
A
Retailer 3
-
HK$18,962 HKD
View
Final sale: no returns
A
Retailer 4
-
HK$19,558 HKD
View
A
Retailer 5
-
HK$20,280 HKD
View
Retailer 6
-
HK$20,547 HKD
View
Price last confirmed 8 days ago
A
Retailer 7
-
HK$20,547 HKD
View
A
Retailer 8
-
HK$21,331 HKD
View
A
Retailer 9
-
HK$21,629 HKD
View
A
Retailer 10
-
HK$21,998 HKD
View
A
Retailer 11
-
HK$23,708 HKD
View
A
Retailer 12
-
HK$24,061 HKD
View
A
Retailer 13
-
HK$25,073 HKD
View
A
Retailer 14
-
HK$25,481 HKD
View
B+
Retailer 15
-
HK$29,647 HKD
View
B+
Retailer 16
-
HK$35,892 HKD
View
Most Expensive
B
NZ Jewellers
c49beb51-eaf6-4818-88cf-2fda20285fa5 · Nov 5
HK$42,952 HKD
$5,475 USD
View
16 more retailers have this diamond
Prices start from HK$18,287 HKDSave up to HK$24,665 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$18,287 HKD