Seiko Cal. 7121 - 232

The 7121-232 is a sought-after Hand-Winding piece from Seiko's golden era. With its 21mm lug width and 11.6mm profile, it sits comfortably on most wrists. [seikata-wm-2be46dd0d44d]

Also known as: Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

40mm

Case Thickness

11.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

White

Jewels

36j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1975

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