Seiko Cal. 4545 - 511

The Seiko 4545-511 represents an important milestone in Seiko's 1975 lineup. It features a Silver dial protected by a Hardlex crystal and offers 200m of water resistance. [seikata-wm-5bd0b01a2a6c]

Also known as: Helmet

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

42mm

Case Thickness

14.5mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Silver

Jewels

27j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1975

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