Seiko Cal. 6688 - 437

Seiko 6688-437

This Automatic model from 1981 features a 34mm Stainless Steel case. It features a Silver dial protected by a Acrylic crystal and offers 90m of water resistance. [seikata-wm-4c7b7473d3fb]

Specifications

Movement
Automatic
Case Material
Stainless Steel
Case Width
34mm
Case Thickness
13.4mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
90m
Dial Color
Silver
Jewels
26j
Frequency
21,600 bph
Power Reserve
42 hours
Year
1981

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