Side by side
Beaufort SeatrekkervsOak & Oscar The Humboldt GMT SAR Edition
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
15 of 29 specs differDiameter
Seatrekker39mm
The Humboldt GMT SAR Edition39.5mm
Power Reserve
Seatrekker42h
The Humboldt GMT SAR Edition56 hoursh
Water Resistance
Seatrekker200m
The Humboldt GMT SAR Edition200m
MSRP
Seatrekker—
The Humboldt GMT SAR Edition$2,950
Full specifications
Case
7 specsCategory
—
GMT
Diameter
39mm
39.5mm
Thickness
12.55mm
12.5mm
Lug-to-Lug
—
46.8mm
Lug Width
—
20mm
Material
Stainless Steel
Grade 5 Titanium
Caseback
Solid
Solid screw-down
Crystal & Dial
4 specsCrystal Shape
Flat
Double-domed
AR Coating
Inner
Underside
Dial Color
Blue
Black
Lume
C3 Super-LumiNova applied to indices and hands for low-light readability.
Super-LumiNova
Movement
3 specsCaliber
Miyota 9039
Sellita SW330
Beat Rate
28,800 vph
4 vph
Power Reserve
42h
56 hoursh
Pricing
1 specsMSRP
—
$2,950
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