Round|Natural|GIA

1.64ct J IF Round Natural Diamond

EX • J/IF • GIA 2557906305

Certificate GIA 2557906305

Diamond specifications and retailer prices

From $7,363 USD
As of October 31, 2026
Save $5,390 USD (42%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $12,753 USD 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 $7,363 to $12,753, a $5,390 spread on the same certified stone. MOH London lists it at $12,753. 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
Color
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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $12,753 USD|Low: $6,694 USD|High: $12,838 USD|Avg: $9,339 USD|+0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 31, 2026
Retailer 3$7,363 USD
Retailer 4$8,146 USD
Retailer 5$9,198 USD
Retailer 2$9,540 USD
MOH London$12,753 USD

20 data points across 5 retailers

5 retailers$7,363 USD to $12,753 USD

B+
Cheapest Retailer
-
$7,363 USD
Final sale: no returns
B+
Retailer 2
-
$8,146 USD
View
B+
Retailer 3
-
$9,198 USD
View
B+
Retailer 4
-
$9,540 USD
€9,086 EUR
View
Most Expensive
B
MOH London
A4145C61A · Oct 29
$12,753 USD
£10,042 GBP
View
4 more retailers have this diamond
Prices start from $7,363 USDSave up to $5,390 USD

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
$7,363 USD