Seiko Cal. 7178 - 376

The Seiko 7178-376 represents an important milestone in Seiko's 1968 lineup. Powered by the 7178 caliber with 18j jewels beating at 36,000 bph, it delivers a 39 hours power reserve. [seikata-wm-ca76968e971b]

Also known as: Bellmatic, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

41mm

Case Thickness

13.6mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

60m

Dial Color

Champagne

Jewels

18j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1968

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