Seiko Cal. 4557 - 777

This Spring Drive model from 1965 features a 35mm Two-Tone case. With its 20mm lug width and 11.2mm profile, it sits comfortably on most wrists. [seikata-wm-2842295670e0]

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

35mm

Case Thickness

11.2mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Blue Sunburst

Jewels

24j

Frequency

21,600 bph

Power Reserve

68 hours

Year

1965

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