Seiko Cal. 4515 - 356

The Seiko 4515-356 represents an important milestone in Seiko's 1978 lineup. The Coin-Edge bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-c6b2baff53e8]

Also known as: Sea Horse

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

12.2mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

White

Jewels

22j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1978

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