Seiko Cal. 4544 - 821

The Seiko 4544-821 represents an important milestone in Seiko's 1965 lineup. It features a Burgundy dial protected by a Sapphire crystal and offers 150m of water resistance. [seikata-wm-b4483c0d8a01]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

37mm

Case Thickness

14.8mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Burgundy

Jewels

27j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1965

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