Seiko Cal. 7157 - 833

The Seiko 7157-833 represents an important milestone in Seiko's 1967 lineup. Powered by the 7157 caliber with 25j jewels beating at 21,600 bph, it delivers a 60 hours power reserve. [seikata-wm-004a7a3b70b4]

Also known as: Turtle, Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

40mm

Case Thickness

8.2mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Champagne

Jewels

25j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1967

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