Seiko Cal. 7187 - 544

This Quartz model from 1967 features a 46mm Two-Tone case. With its 19mm lug width and 13.8mm profile, it sits comfortably on most wrists. [seikata-wm-0313fe068a88]

Also known as: Helmet, Silverwave

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

46mm

Case Thickness

13.8mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Navy

Jewels

35j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1967

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