Seiko Cal. 5644 - 549

Seiko 5644-549

This Automatic model from 1979 features a 37mm Titanium case. Powered by the 5644 caliber with 32j jewels beating at 28,800 bph, it delivers a 56 hours power reserve. [seikata-wm-0af486a22c1d]

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
37mm
Case Thickness
13.0mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
180m
Dial Color
Black
Jewels
32j
Frequency
28,800 bph
Power Reserve
56 hours
Year
1979

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