Seiko Cal. 6684 - 121

Seiko 6684-121

This Automatic model from 1978 features a 37mm Stainless Steel case. The Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-4a6a58ec9882]

Also known as: Sumo, Shogun

Specifications

Movement
Automatic
Case Material
Stainless Steel
Case Width
37mm
Case Thickness
12.5mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
170m
Dial Color
White
Jewels
22j
Frequency
21,600 bph
Power Reserve
50 hours
Year
1978

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seikata-wm-4a6a58ec9882