Seiko Cal. 5617 - 630

The Seiko 5617-630 represents an important milestone in Seiko's 1989 lineup. It features a Silver dial protected by a Mineral crystal and offers 70m of water resistance. [seikata-wm-a46bcbb17d92]

Also known as: Bullhead, Crown

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

10.8mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Silver

Jewels

26j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1989

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