Seiko Cal. 5660 - 470

Seiko 5660-470

This Quartz model from 1972 features a 40mm Stainless Steel case. The Coin-Edge bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-07e2855b622c]

Also known as: Monster, Sumo

Specifications

Movement
Quartz
Case Material
Stainless Steel
Case Width
40mm
Case Thickness
9.5mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
150m
Dial Color
Green
Jewels
25j
Frequency
21,600 bph
Power Reserve
51 hours
Year
1972

Related Models

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