Seiko Cal. 7121 - 842

The Seiko 7121-842 represents an important milestone in Seiko's 1974 lineup. It features a Navy dial protected by a Acrylic crystal and offers 110m of water resistance. [seikata-wm-998dcea2d824]

Also known as: World Timer, Flighty

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

40mm

Case Thickness

11.4mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Navy

Jewels

35j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1974

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