Seiko Cal. 0778 - 688

This Hand-Winding model from 1972 features a 40mm Hardlex-Coated Steel case. It features a Burgundy dial protected by a Mineral crystal and offers 180m of water resistance. [seikata-wm-56720b973f5d]

Also known as: Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

8.5mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Burgundy

Jewels

17j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1972

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