Seiko Cal. 5691 - 152

Seiko 5691-152

The Seiko 5691-152 represents an important milestone in Seiko's 1981 lineup. The Rotating bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-0d44a7da11e6]

Also known as: Helmet, Silverwave

Specifications

Movement
Quartz
Case Material
Two-Tone
Case Width
43mm
Case Thickness
11.4mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
160m
Dial Color
White
Jewels
24j
Frequency
36,000 bph
Power Reserve
38 hours
Year
1981

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