Side by side
Hamilton Jazzmaster Maestro Auto ChronovsOak & Oscar The Humboldt Seven Year
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
16 of 29 specs differDiameter
Jazzmaster Maestro Auto Chrono45mm
The Humboldt Seven Year39.5mm
Power Reserve
Jazzmaster Maestro Auto Chrono60h
The Humboldt Seven Year42h
Water Resistance
Jazzmaster Maestro Auto Chrono100m
The Humboldt Seven Year200m
MSRP
Jazzmaster Maestro Auto Chrono$1,995
The Humboldt Seven Year$2,400
Full specifications
Case
7 specsCategory
Chronograph
Tool
Diameter
45mm
39.5mm
Thickness
15.35mm
12.4mm
Lug-to-Lug
46mm
46.8mm
Lug Width
23mm
20mm
Material
Stainless Steel
316L Stainless Steel + Brass
Water Resistance
100m
200m
Crystal & Dial
4 specsCrystal Shape
Flat
Double-domed
AR Coating
Inner
Underside
Dial Color
Blue
Black
Lume
None
Super-LumiNova
Movement
4 specsCaliber
H-21
Sellita SW300
Beat Rate
28,800 vph
4 vph
Power Reserve
60h
42h
Complications
None
GMT, Chronograph, Date
Pricing
1 specsMSRP
$1,995
$2,400
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