Seiko Cal. 7161 - 544

The Seiko 7161-544 represents an important milestone in Seiko's 1966 lineup. Powered by the 7161 caliber with 27j jewels beating at 36,000 bph, it delivers a 59 hours power reserve. [seikata-wm-fb0ba893ada9]

Also known as: Tuna, Navigator

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

37mm

Case Thickness

13.0mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

50m

Dial Color

White

Jewels

27j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1966

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