Seiko Cal. 5278 - 587

This Hand-Winding model from 1965 features a 41mm Two-Tone case. It features a Champagne dial protected by a Acrylic crystal and offers 100m of water resistance. [seikata-wm-499a53c11b49]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

41mm

Case Thickness

10.5mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Champagne

Jewels

23j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1965

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