Seiko Cal. 7133 - 345

The Seiko 7133-345 represents an important milestone in Seiko's 1971 lineup. With its 18mm lug width and 13.0mm profile, it sits comfortably on most wrists. [seikata-wm-dcfa742c9a8d]

Also known as: Navigator, Crown

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

13.0mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

100m

Dial Color

Burgundy

Jewels

35j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1971

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