Seiko Cal. 7178 - 373

The 7178-373 is a sought-after Spring Drive piece from Seiko's golden era. With its 21mm lug width and 13.5mm profile, it sits comfortably on most wrists. [seikata-wm-337eda28affe]

Also known as: Bellmatic

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

43mm

Case Thickness

13.5mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

40m

Dial Color

White

Jewels

25j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1976

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