Seiko Cal. 4423 - 546

This Hand-Winding model from 1988 features a 44mm PVD Black case. With its 22mm lug width and 12.4mm profile, it sits comfortably on most wrists. [seikata-wm-adc495847bcd]

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

44mm

Case Thickness

12.4mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Silver

Jewels

28j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1988

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