Seiko Cal. 6135 - 928

This Automatic model from 1974 features a 34mm PVD Black case. Powered by the 6135 caliber with 31j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-a597ec5c1382]

Also known as: Tuna, Arnie

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

34mm

Case Thickness

14.6mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

100m

Dial Color

Black

Jewels

31j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1974

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