Seiko Cal. 5260 - 874

This Automatic model from 1970 features a 39mm Two-Tone case. Powered by the 5260 caliber with 28j jewels beating at 28,800 bph, it delivers a 72 hours power reserve. [seikata-wm-8e1d31e96fca]

Also known as: Tuna, Bellmatic

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

39mm

Case Thickness

9.7mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

130m

Dial Color

Burgundy

Jewels

28j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1970

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