Seiko Cal. 0740 - 551

The Seiko 0740-551 represents an important milestone in Seiko's 1969 lineup. With its 21mm lug width and 11.1mm profile, it sits comfortably on most wrists. [seikata-wm-353528c8cdda]

Also known as: Navigator, Golden Tuna

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

40mm

Case Thickness

11.1mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Champagne

Jewels

23j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1969

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