Seiko Cal. 5677 - 660

Released in 1966, the Cal. 5677 with design code 660 was part of Seiko's domestic market collection. The Inner Rotating bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-f1df5951faaa]

Also known as: Panda

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

45mm

Case Thickness

12.3mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

White

Jewels

25j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1966

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