Side by side
Aera Instruments C-1vsTudor Black Bay Chrono
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
19 of 29 specs differDiameter
C-142mm
Black Bay Chrono41mm
Power Reserve
C-156h
Black Bay Chrono70h
Water Resistance
C-1100m
Black Bay Chrono200m
MSRP
C-1$2,200
Black Bay Chrono$7,000
Full specifications
Case
7 specsCategory
—
Chronograph
Diameter
42mm
41mm
Thickness
15.75mm
14.4mm
Lug-to-Lug
49.55mm
46mm
Finish
Brushed and polished
Brushed + Polished + Satin
Water Resistance
100m
200m
Caseback
Solid
Solid screw-down
Crystal & Dial
4 specsCrystal Shape
Flat
—
AR Coating
Inner
—
Dial Color
Cloud
Black
Indices
Applied
—
Movement
7 specsCaliber
SW510 BH B
MT5813
Beat Rate
28,800 vph
0 vph
Power Reserve
56h
70h
Jewels
27
0
Hacking
Yes
No
Hand-winding
Yes
No
Complications
None
Chronograph, Date
Pricing
1 specsMSRP
$2,200
$7,000
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