Seiko Cal. 4457 - 236

Released in 1980, the Cal. 4457 with design code 236 was part of Seiko's domestic market collection. It features a Green dial protected by a Acrylic crystal and offers 150m of water resistance. [seikata-wm-b28bbe9aa6f8]

Also known as: Shogun, Bellmatic

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

40mm

Case Thickness

13.9mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Green

Jewels

29j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1980

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