Seiko Cal. 4421 - 891

The Seiko 4421-891 represents an important milestone in Seiko's 1968 lineup. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 60m of water resistance. [seikata-wm-49e0a583fa4c]

Also known as: Turtle

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

36mm

Case Thickness

15.8mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1968

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