Seiko Cal. 5648 - 710

The Seiko 5648-710 represents an important milestone in Seiko's 1976 lineup. With its 18mm lug width and 11.4mm profile, it sits comfortably on most wrists. [seikata-wm-8c4c2e8708e3]

Also known as: Baby Tuna

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

11.4mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Burgundy

Jewels

24j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1976

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