Seiko Cal. 0721 - 477

This Quartz model from 1978 features a 35mm Two-Tone case. With its 19mm lug width and 11.8mm profile, it sits comfortably on most wrists. [seikata-wm-0ee376c5cfb0]

Also known as: Sportsmatic, Baby Tuna

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

35mm

Case Thickness

11.8mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

110m

Dial Color

Champagne

Jewels

30j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1978

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