Seiko Cal. 6240 - 408

This Automatic model from 1967 features a 38mm PVD Black case. Powered by the 6240 caliber with 36j jewels beating at 21,600 bph, it delivers a 66 hours power reserve. [seikata-wm-c67d3e7b43ea]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

38mm

Case Thickness

8.7mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

200m

Dial Color

White

Jewels

36j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1967

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