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1.59ct M SI1 Round Natural Diamond

EX • M/SI1 • GIA 2556483711

Certificate GIA 2556483711

Diamond specifications and retailer prices

From $4,659 CAD
€3,177 EUR
As of November 4, 2026
2 retailers carry this diamond
Most expensive: $4,659 CAD at Yorxs
View at Yorxs

About this 1.59ct natural round diamond

This 1.59ct natural round sits in the one-and-a-half to two carat band, graded M colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2556483711. Listed at 2 retailers as of November 4, 2026. 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

1.59
Carat
M
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 2556483711
Dimensions7.44 × 7.38 × 4.58 mm
L/W Ratio1.01
Key to symbols
Crystal, Feather, Needle
Top View
7.44 mm7.38 mm1.59 ctM / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2556483711
Side View
Table 60.0%CrownGirdle: Slightly ThickPavilion 40.6°Culet: NoneDepth 61.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 4
Current: $2,931 CAD|Low: $2,931 CAD|High: $4,886 CAD|Avg: $3,933 CAD|-9.9%
Retailer 1
Yorxs
November 4, 2026
Retailer 1$2,931 CAD
Yorxs$4,659 CAD

26 data points across 2 retailers

2 retailers

Retailer 1
-
$2,931 CAD
Price last confirmed 8 days ago
Most Expensive
B+
Yorxs
1662345 · Nov 4
$4,659 CAD
€3,177 EUR
View
1 more retailer has this diamond

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+
1.59ct Round
$4,659 CAD