Seiko Cal. 5621 - 748

This Hand-Winding model from 1970 features a 36mm Titanium case. It features a Green dial protected by a Sapphire crystal and offers 80m of water resistance. [seikata-wm-15e13d02c063]

Also known as: Bellmatic, Emperor

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

36mm

Case Thickness

9.4mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Green

Jewels

19j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1970

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