Seiko Cal. 5256 - 270

This Automatic model from 1971 features a 42mm Two-Tone case. Powered by the 5256 caliber with 18j jewels beating at 36,000 bph, it delivers a 66 hours power reserve. [seikata-wm-ba9e2a035434]

Also known as: Navigator, Emperor

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

42mm

Case Thickness

14.9mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

180m

Dial Color

Champagne

Jewels

18j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1971

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