Seiko Cal. 5621 - 449

This Hand-Winding model from 1973 features a 45mm Titanium case. Powered by the 5621 caliber with 23j jewels beating at 21,600 bph, it delivers a 56 hours power reserve. [seikata-wm-da74caa9bc45]

Also known as: Samurai, Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

45mm

Case Thickness

9.4mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Silver

Jewels

23j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1973

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