Seiko Cal. 7125 - 405

This Spring Drive model from 1965 features a 43mm Two-Tone case. Powered by the 7125 caliber with 36j jewels beating at 21,600 bph, it delivers a 41 hours power reserve. [seikata-wm-086d9bf2897d]

Also known as: Sumo, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

43mm

Case Thickness

10.0mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Cream

Jewels

36j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1965

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