Seiko Cal. 7178 - 791

This Automatic model from 1966 features a 42mm Two-Tone case. Powered by the 7178 caliber with 29j jewels beating at 36,000 bph, it delivers a 48 hours power reserve. [seikata-wm-e14a2221c535]

Also known as: Bullhead

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

42mm

Case Thickness

9.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Navy

Jewels

29j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1966

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