Seiko Cal. 5691 - 473

Seiko 5691-473

The 5691-473 is a sought-after Quartz piece from Seiko's golden era. The Inner Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-8ac36b181aa6]

Also known as: Helmet, Baby Tuna

Specifications

Movement
Quartz
Case Material
Gold-Plated
Case Width
40mm
Case Thickness
14.8mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
150m
Dial Color
Silver
Jewels
25j
Frequency
28,800 bph
Power Reserve
56 hours
Year
1989

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seikata-wm-8ac36b181aa6