Seiko Cal. 5617 - 664

This Automatic model from 1965 features a 40mm Gold-Plated case. It features a Black dial protected by a Mineral crystal and offers 70m of water resistance. [seikata-wm-0a17e51e1e75]

Also known as: UFO

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

15.4mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Black

Jewels

25j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1965

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