Seiko Cal. 5681 - 773

Released in 1968, the Cal. 5681 with design code 773 was part of Seiko's domestic market collection. It features a Champagne dial protected by a Acrylic crystal and offers 60m of water resistance. [seikata-wm-bf8ac1887bd1]

Also known as: Turtle, World Timer

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

13.1mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Champagne

Jewels

32j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1968

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