Seiko Cal. 7121 - 654

The Seiko 7121-654 represents an important milestone in Seiko's 1976 lineup. Powered by the 7121 caliber with 33j jewels beating at 21,600 bph, it delivers a 43 hours power reserve. [seikata-wm-ac16dae1e00b]

Also known as: Navigator

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

45mm

Case Thickness

11.1mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Burgundy

Jewels

33j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1976

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