Seiko Cal. 6121 - 135

This Spring Drive model from 1975 features a 36mm Hardlex-Coated Steel case. With its 20mm lug width and 12.2mm profile, it sits comfortably on most wrists. [seikata-wm-c489d57c0372]

Also known as: Emperor

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

12.2mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Navy

Jewels

32j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1975

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