Side by side
Hamilton Jazzmaster Maestro Auto ChronovsPraesidus 38mm Automatic
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
10 of 29 specs differDiameter
Jazzmaster Maestro Auto Chrono45mm
38mm Automatic38mm
Power Reserve
Jazzmaster Maestro Auto Chrono60h
38mm Automatic40h
Water Resistance
Jazzmaster Maestro Auto Chrono100m
38mm Automatic100m
MSRP
Jazzmaster Maestro Auto Chrono$1,995
38mm Automatic$680
Full specifications
Case
6 specsCategory
Chronograph
Field
Diameter
45mm
38mm
Thickness
15.35mm
11mm
Lug-to-Lug
46mm
45mm
Lug Width
23mm
18mm
Material
Stainless Steel
316L Stainless Steel
Crystal & Dial
1 specsDial Color
Blue
38mm Automatic
Movement
2 specsCaliber
H-21
Seiko NH35
Power Reserve
60h
40h
Pricing
1 specsMSRP
$1,995
$680
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