Seiko Cal. 4589 - 634

The Seiko 4589-634 represents an important milestone in Seiko's 1985 lineup. It features a Silver dial protected by a Mineral crystal and offers 90m of water resistance. [seikata-wm-c262b9a48cd1]

Also known as: Golden Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

39mm

Case Thickness

14.5mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Silver

Jewels

29j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1985

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