Seiko Cal. 5645 - 209

The Seiko 5645-209 represents an important milestone in Seiko's 1982 lineup. It features a Black dial protected by a Hardlex crystal and offers 60m of water resistance. [seikata-wm-433bdfb75609]

Also known as: Sumo, Tuna

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

46mm

Case Thickness

9.1mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Black

Jewels

30j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1982

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