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Round|Natural|IGI

5.17ct I SI2 Round Natural Diamond

EX • I/SI2 • IGI 659446731

Certificate IGI 659446731

Diamond specifications and retailer prices

From $56,911 AUD
₹3,807,284 INR
As of November 1, 2026
Save $17,346 AUD (23%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $74,256 AUD at Yorxs · As of November 1, 2026
View at Yorxs

About this 5.17ct natural round diamond

This 5.17ct natural round sits in the over five carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 659446731. Listed at 3 retailers as of November 1, 2026, with prices from $56,911 to $74,256, a $17,346 spread on the same certified stone. Yorxs lists it at $74,256. 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

5.17
Carat
I
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabIGI
CertificateIGI 659446731
Dimensions11.03 × 11.08 × 6.87 mm
L/W Ratio1.00
Top View
11.03 mm11.08 mm5.17 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 659446731
Side View
Table 54.0%CrownGirdlePavilionCuletDepth 62.2%

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 1
Current: $56,911 AUD|Low: $56,777 AUD|High: $74,781 AUD|Avg: $65,517 AUD|-0.9%
Retailer 1
Yorxs
November 1, 2026
Retailer 1$56,911 AUD
Yorxs$74,256 AUD

45 data points across 2 retailers

3 retailers$56,911 AUD to $74,256 AUD

A
Cheapest Retailer
-
$56,911 AUD
₹3,807,284 INR
A
Retailer 2
-
$58,090 AUD
$40,805 USD
View
Most Expensive
B+
Yorxs
AAA18633 · Nov 1
$74,256 AUD
€49,677 EUR
View
2 more retailers have this diamond
Prices start from $56,911 AUDSave up to $17,346 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
5.17ct Round
$56,911 AUD