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1.64ct J IF Round Natural Diamond

EX • J/IF • IGI 683598427

Shape and cutting style on the report: Round brilliant

Certificate IGI 683598427

Diamond specifications and retailer prices

From HK$31,061 HKD
$3,959 USD
As of October 30, 2026
Save HK$30,991 HKD (50%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$62,052 HKD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.64ct natural round diamond

This 1.64ct natural round sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI 683598427. Listed at 15 retailers as of October 30, 2026, with prices from HK$31,061 to HK$62,052, a HK$30,991 spread on the same certified stone. NZ Jewellers lists it at HK$62,052. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.64
Carat
J
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35.9°
Pavilion angle40.9°
OriginNatural
Grading LabIGI
CertificateIGI 683598427
Dimensions7.55 × 7.49 × 4.70 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
7.55 mm7.49 mm1.64 ctJ / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 683598427
Side View
Table 57.0%Crown 35.9°Girdle: MediumPavilion 40.9°Culet: NoneDepth 62.4%

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: Oct 30
Current: HK$37,862 HKD|Low: HK$30,135 HKD|High: HK$57,413 HKD|Avg: HK$38,660 HKD|+2.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 11HK$31,061 HKD
Retailer 9HK$31,736 HKD
Retailer 10HK$32,873 HKD
Retailer 2HK$33,697 HKD
Retailer 4HK$35,217 HKD
Retailer 3HK$35,619 HKD
Retailer 6HK$36,894 HKD
Retailer 1HK$37,862 HKD
Retailer 8HK$39,956 HKD
Retailer 7HK$43,781 HKD
Retailer 5HK$56,725 HKD

39 data points across 11 retailers

15 retailersHK$31,061 HKD to HK$62,052 HKD

A
Cheapest Retailer
-
HK$31,061 HKD
$3,959 USD
A
Retailer 2
-
HK$31,736 HKD
$4,045 USD
View
A
Retailer 3
-
HK$32,873 HKD
$4,190 USD
View
Final sale: no returns
A
Retailer 4
-
HK$33,697 HKD
$4,295 USD
View
A
Retailer 5
-
HK$35,217 HKD
£3,534 GBP
View
A
Retailer 6
-
HK$35,619 HKD
$4,540 USD
View
A
Retailer 7
-
HK$35,619 HKD
$4,540 USD
View
A
Retailer 8
-
HK$35,619 HKD
$4,540 USD
View
A
Retailer 9
-
HK$36,894 HKD
£3,703 GBP
View
A
Retailer 10
-
HK$37,862 HKD
€4,596 EUR
View
A
Retailer 11
-
HK$39,956 HKD
£4,010 GBP
View
A
Retailer 12
-
HK$41,096 HKD
$5,238 USD
View
A
Retailer 13
-
HK$43,781 HKD
ZAR 90,150 ZAR
View
B+
Retailer 14
-
HK$56,725 HKD
£5,693 GBP
View
Most Expensive
B+
NZ Jewellers
584521c7-ea5c-464a-8124-cdb2117cf189 · Oct 30
HK$62,052 HKD
$7,909 USD
View
14 more retailers have this diamond
Prices start from HK$31,061 HKDSave up to HK$30,991 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
1.64ct Round
HK$31,061 HKD