Seiko Cal. 7175 - 231

The Seiko 7175-231 represents an important milestone in Seiko's 1965 lineup. With its 19mm lug width and 11.0mm profile, it sits comfortably on most wrists. [seikata-wm-63af0fe5378a]

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

11.0mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Black

Jewels

30j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1965

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