Seiko Cal. 4515 - 318

The Seiko 4515-318 represents an important milestone in Seiko's 1982 lineup. It features a Green dial protected by a Hardlex crystal and offers 50m of water resistance. [seikata-wm-64baf4dc1828]

Also known as: Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

8.7mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Green

Jewels

35j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1982

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