Seiko Cal. 4415 - 323

This Spring Drive model from 1992 features a 45mm Two-Tone case. With its 20mm lug width and 10.7mm profile, it sits comfortably on most wrists. [seikata-wm-ae2c85740767]

Also known as: Sumo, Bellmatic

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

45mm

Case Thickness

10.7mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

90m

Dial Color

White

Jewels

26j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1992

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