Seiko Cal. 4563 - 663

Seiko 4563-663

The 4563-663 is a sought-after Quartz piece from Seiko's golden era. With its 20mm lug width and 11.3mm profile, it sits comfortably on most wrists. [seikata-wm-0de3472e7257]

Also known as: Sumo, Arnie

Specifications

Movement
Quartz
Case Material
Hardlex-Coated Steel
Case Width
35mm
Case Thickness
11.3mm
Lug Width
20mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
40m
Dial Color
Blue Sunburst
Jewels
25j
Frequency
36,000 bph
Power Reserve
41 hours
Year
1974

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