Seiko Cal. 4545 - 280

This Spring Drive model from 1968 features a 40mm Two-Tone case. It features a Silver dial protected by a Sapphire crystal and offers 80m of water resistance. [seikata-wm-eda97d6f2746]

Also known as: Sea Horse

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

40mm

Case Thickness

12.0mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

80m

Dial Color

Silver

Jewels

30j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1968

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