Seiko Cal. 4556 - 366

This Hand-Winding model from 1973 features a 44mm PVD Black case. With its 21mm lug width and 11.5mm profile, it sits comfortably on most wrists. [seikata-wm-634ecf6de419]

Also known as: Monster, Panda

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

44mm

Case Thickness

11.5mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Silver

Jewels

36j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1973

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