Seiko Cal. 5264 - 377

This Hand-Winding model from 1971 features a 40mm Gold-Plated case. It features a Blue Sunburst dial protected by a Hardlex crystal and offers 80m of water resistance. [seikata-wm-226d7ef1b037]

Also known as: Tuna, Crown

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

10.0mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1971

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