Seiko Cal. 5650 - 550

Seiko 5650-550

This Automatic model from 1973 features a 39mm Hardlex-Coated Steel case. The Bidirectional bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-7a1f54743bb8]

Also known as: Bullhead

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
39mm
Case Thickness
11.9mm
Lug Width
18mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
110m
Dial Color
Navy
Jewels
34j
Frequency
28,800 bph
Power Reserve
38 hours
Year
1973

Related Models

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