Seiko Cal. 4550 - 131

The 4550-131 is a sought-after Quartz piece from Seiko's golden era. With its 19mm lug width and 15.7mm profile, it sits comfortably on most wrists. [seikata-wm-5f08dc67dea4]

Also known as: Sumo, Panda

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

15.7mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

50m

Dial Color

Black

Jewels

35j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1977

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