Seiko Cal. 0723 - 528

This Spring Drive model from 1989 features a 43mm Gold-Plated case. With its 21mm lug width and 8.5mm profile, it sits comfortably on most wrists. [seikata-wm-53240614b107]

Also known as: Bullhead, Arnie

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

8.5mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Silver

Jewels

28j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1989

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