Side by side
Aera Instruments M-1vsBell & Ross BR-05 Chrono Grey Steel & Gold
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
19 of 29 specs differDiameter
M-139mm
BR-05 Chrono Grey Steel & Gold42mm
Power Reserve
M-142h
BR-05 Chrono Grey Steel & Gold60 hoursh
Water Resistance
M-1100m
BR-05 Chrono Grey Steel & Gold100m
MSRP
M-1—
BR-05 Chrono Grey Steel & Gold$15,336
Full specifications
Case
8 specsCategory
—
Chronograph
Diameter
39mm
42mm
Thickness
13.14mm
14.25mm
Lug-to-Lug
47.6mm
—
Lug Width
20mm
—
Material
Stainless Steel
Rose Gold
Finish
Brushed and polished
—
Caseback
Solid
—
Crystal & Dial
4 specsCrystal Shape
Flat
—
AR Coating
Inner
Underside
Dial Color
Dune
White
Indices
Applied
Applied indices
Movement
6 specsCaliber
Sellita SW216-1
BR-CAL.326
Type
Manual
Automatic
Beat Rate
28,800 vph
—
Power Reserve
42h
60 hoursh
Jewels
25
—
Complications
None
Hours/Minutes, Seconds, Date, Chronograph
Pricing
1 specsMSRP
—
$15,336
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