Seiko Cal. 5261 - 851

This Quartz model from 1965 features a 45mm Two-Tone case. The Bidirectional bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-c51ee9428b5e]

Also known as: Sumo, Arnie

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

45mm

Case Thickness

13.2mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

23j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1965

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