Seiko Cal. 7078 - 554

This Hand-Winding model from 1970 features a 43mm Two-Tone case. Powered by the 7078 caliber with 29j jewels beating at 36,000 bph, it delivers a 54 hours power reserve. [seikata-wm-383027f0563b]

Also known as: Bellmatic, World Timer

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

43mm

Case Thickness

14.4mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

29j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1970

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