Seiko Cal. 7121 - 336

Released in 1990, the Cal. 7121 with design code 336 was part of Seiko's domestic market collection. With its 20mm lug width and 10.5mm profile, it sits comfortably on most wrists. [seikata-wm-bab80249cfe2]

Also known as: Shogun, Crown

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

10.5mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Green

Jewels

26j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1990

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