Seiko Cal. 6135 - 721

This Automatic model from 1966 features a 46mm PVD Black case. Powered by the 6135 caliber with 24j jewels beating at 28,800 bph, it delivers a 59 hours power reserve. [seikata-wm-7ad937dd0f6e]

Also known as: Sumo, Shogun

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

46mm

Case Thickness

13.2mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Black

Jewels

24j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1966

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