Side by side
Oblvlo GCM MechanicalvsTudor Black Bay Chrono
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
18 of 29 specs differDiameter
GCM Mechanical41mm
Black Bay Chrono41mm
Power Reserve
GCM Mechanical42h
Black Bay Chrono70h
Water Resistance
GCM Mechanical50m
Black Bay Chrono200m
MSRP
GCM Mechanical$231
Black Bay Chrono$7,000
Full specifications
Case
6 specsCategory
Sport
Chronograph
Thickness
12mm
14.4mm
Lug Width
21mm
22mm
Finish
Brushed and polished
Brushed + Polished + Satin
Water Resistance
50m
200m
Caseback
Solid
Solid screw-down
Crystal & Dial
4 specsCrystal Shape
Flat
—
AR Coating
Inner
—
Indices
Applied
—
Lume
Super-LumiNova
None
Movement
7 specsCaliber
Miyota 82S5
MT5813
Beat Rate
28,800 vph
0 vph
Power Reserve
42h
70h
Jewels
25
0
Hacking
Yes
No
Hand-winding
Yes
No
Complications
None
Chronograph, Date
Pricing
1 specsMSRP
$231
$7,000
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