Seiko Cal. 4415 - 964

The Seiko 4415-964 represents an important milestone in Seiko's 1983 lineup. It features a Blue Sunburst dial protected by a Acrylic crystal and offers 110m of water resistance. [seikata-wm-f8897c67f8c4]

Also known as: Sumo

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

8.9mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

27j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1983

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