Seiko Cal. 4544 - 556

The Seiko 4544-556 represents an important milestone in Seiko's 1971 lineup. It features a Burgundy dial protected by a Acrylic crystal and offers 50m of water resistance. [seikata-wm-1a2199ba9a88]

Also known as: Tuna, Helmet

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

13.7mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

50m

Dial Color

Burgundy

Jewels

30j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1971

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