Seiko Cal. 7145 - 356

The Seiko 7145-356 represents an important milestone in Seiko's 1977 lineup. Powered by the 7145 caliber with 35j jewels beating at 36,000 bph, it delivers a 56 hours power reserve. [seikata-wm-96c959f034e9]

Also known as: Bullhead, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

34mm

Case Thickness

9.6mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

110m

Dial Color

White

Jewels

35j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1977

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