Seiko Cal. 5613 - 407

This Spring Drive model from 1991 features a 39mm Stainless Steel case. It features a Navy dial protected by a Acrylic crystal and offers 60m of water resistance. [seikata-wm-785d4060c85a]

Also known as: Sea Horse

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

8.9mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Navy

Jewels

36j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1991

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