Seiko Cal. 4546 - 623

Seiko 4546-623

The Seiko 4546-623 represents an important milestone in Seiko's 1974 lineup. The Inner Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-30073a8adb33]

Also known as: Monster, Sumo

Specifications

Movement
Solar
Case Material
Stainless Steel
Case Width
37mm
Case Thickness
11.8mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
190m
Dial Color
Champagne
Jewels
29j
Frequency
36,000 bph
Power Reserve
52 hours
Year
1974

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