Seiko Cal. 5644 - 354

The Seiko 5644-354 represents an important milestone in Seiko's 1982 lineup. It features a Champagne dial protected by a Acrylic crystal and offers 170m of water resistance. [seikata-wm-794606a5b0d2]

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

10.0mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

170m

Dial Color

Champagne

Jewels

29j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1982

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