Seiko Cal. 6641 - 318

This Quartz model from 1977 features a 34mm Two-Tone case. With its 20mm lug width and 11.8mm profile, it sits comfortably on most wrists. [seikata-wm-e43814484e12]

Also known as: Sumo, Panda

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

34mm

Case Thickness

11.8mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

80m

Dial Color

Champagne

Jewels

35j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1977

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