Seiko Cal. 4598 - 658

Released in 1970, the Cal. 4598 with design code 658 was part of Seiko's domestic market collection. The Bidirectional bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-b4fa7dfc805f]

Also known as: Bullhead, Bellmatic

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

45mm

Case Thickness

12.6mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Blue Sunburst

Jewels

21j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1970

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