Seiko Cal. 5657 - 115

This Hand-Winding model from 1983 features a 45mm PVD Black case. It features a Burgundy dial protected by a Mineral crystal and offers 180m of water resistance. [seikata-wm-11f58c97e9ab]

Also known as: Monster, Bellmatic

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

45mm

Case Thickness

12.4mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Burgundy

Jewels

32j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1983

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