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Round|Natural|IGI

0.64ct K SI2 Round Natural Diamond

EX • K/SI2 • IGI 733580289

Certificate IGI 733580289

Diamond specifications and retailer prices

From $451 AUD
As of November 6, 2026
Save $374 AUD (45%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $826 AUD at B2C Jewels · As of November 6, 2026
View at B2C Jewels

About this 0.64ct natural round diamond

This 0.64ct natural round sits in the half to three-quarter carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 733580289. Listed at 2 retailers as of November 6, 2026, with prices from $451 to $826, a $374 spread on the same certified stone. B2C Jewels lists it at $826. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.64
Carat
K
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabIGI
CertificateIGI 733580289
Top View
LengthWidth0.64 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 733580289
Side View
Table 59.0%CrownGirdlePavilionCulet: NoneDepth 62.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: $826 AUD|Low: $451 AUD|High: $970 AUD|Avg: $751 AUD
B2C Jewels
Retailer 2
Retailer 3
November 6, 2026
Retailer 2$451 AUD
B2C Jewels$826 AUD
Retailer 3$970 AUD

38 data points across 3 retailers

2 retailers$451 AUD to $826 AUD

A
Cheapest Retailer
-
$451 AUD
Most Expensive
B+
B2C Jewels
33729594 · Nov 6
$826 AUD
$578 USD
View
1 more retailer has this diamond
Prices start from $451 AUDSave up to $374 AUD

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
0.64ct Round
$451 AUD