Seiko Cal. 7161 - 632

The Seiko 7161-632 represents an important milestone in Seiko's 1976 lineup. Powered by the 7161 caliber with 27j jewels beating at 36,000 bph, it delivers a 65 hours power reserve. [seikata-wm-51f1de8529bb]

Also known as: Tuna, World Timer

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

40mm

Case Thickness

8.6mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

140m

Dial Color

White

Jewels

27j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1976

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