Memphis Belle Crono B 17 FvsSeiko Prospex SPEEDTIMER Mechanical Chronograph
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Measurements
Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.
Crono B 17 F
Prospex SPEEDTIMER Mechanical Chronograph
Diameter
44mm
42mm
Lug-to-Lug
n/a
49.5mm
Thickness
n/a
14.6mm
Water Resistance
100m
100m
Power Reserve
40h
45h
highest
MSRP
$1,980
lowest
$2,500
Movement
Valjoux 7750
Seiko 8R48
Case
4 specsDiameter
44mm
42mm
Thickness
n/a
14.6mm
Lug-to-Lug
n/a
49.5mm
Lug Width
n/a
20mm
Crystal & Dial
4 specsCrystal Shape
n/a
Curved
AR Coating
n/a
Anti-reflective coating on inner surface
Dial Color
Black
n/a
Lume
SuperLuminova
LumiBrite on hands and index(es)
Movement
3 specsCaliber
Valjoux 7750
Seiko 8R48
Power Reserve
40h
45h
Jewels
0
34
Pricing
1 specsMSRP
$1,980
$2,500
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