Seiko Cal. 6121 - 181

The 6121-181 is a sought-after Automatic piece from Seiko's golden era. With its 20mm lug width and 15.3mm profile, it sits comfortably on most wrists. [seikata-wm-8db47fec8e7a]

Also known as: Helmet, Emperor

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

37mm

Case Thickness

15.3mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

30m

Dial Color

Black

Jewels

29j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1968

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