Seiko Cal. 5680 - 507

The Seiko 5680-507 represents an important milestone in Seiko's 1969 lineup. The Fixed bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-50cf919ec624]

Also known as: Baby Tuna

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

15.7mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

35j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1969

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