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1.64ct J IF Round Natural Diamond

EX • J/IF • GIA 2557906305

Certificate GIA 2557906305

Diamond specifications and retailer prices

From HK$57,768 HKD
$7,363 USD
As of November 2, 2026
Save HK$42,291 HKD (42%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: HK$100,059 HKD at MOH London · As of October 29, 2026
View at MOH London

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 GIA 2557906305. Listed at 5 retailers as of October 29, 2026, with prices from HK$57,768 to HK$100,059, a HK$42,291 spread on the same certified stone. MOH London lists it at HK$100,059. 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
FluorescenceNone
Crown angle35.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 2557906305
Dimensions7.51 × 7.55 × 4.63 mm
L/W Ratio1.01
Star length50%
Top View
7.51 mm7.55 mm1.64 ctJ / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2557906305
Side View
Table 59.0%Crown 35.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: HK$100,059 HKD|Low: HK$52,519 HKD|High: HK$100,726 HKD|Avg: HK$73,291 HKD|+0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 2, 2026
Retailer 3HK$57,768 HKD
Retailer 4HK$63,911 HKD
Retailer 5HK$72,167 HKD
Retailer 2HK$74,513 HKD
MOH LondonHK$100,059 HKD

21 data points across 5 retailers

5 retailersHK$57,768 HKD to HK$100,059 HKD

B+
Cheapest Retailer
-
HK$57,768 HKD
$7,363 USD
Final sale: no returns
B+
Retailer 2
-
HK$63,911 HKD
$8,146 USD
View
B+
Retailer 3
-
HK$72,167 HKD
$9,198 USD
View
B+
Retailer 4
-
HK$74,513 HKD
€9,045 EUR
View
Most Expensive
B
MOH London
A4145C61A · Oct 29
HK$100,059 HKD
£10,042 GBP
View
4 more retailers have this diamond
Prices start from HK$57,768 HKDSave up to HK$42,291 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.

B+
1.64ct Round
HK$57,768 HKD