Seiko Cal. 4457 - 536

This Automatic model from 1965 features a 40mm PVD Black case. Powered by the 4457 caliber with 18j jewels beating at 36,000 bph, it delivers a 40 hours power reserve. [seikata-wm-1d3780ba9585]

Also known as: UFO

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

40mm

Case Thickness

11.0mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Burgundy

Jewels

18j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1965

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