Seiko Cal. 5681 - 498

Released in 1965, the Cal. 5681 with design code 498 was part of Seiko's domestic market collection. The Bidirectional bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-8b95fdf14cbc]

Also known as: Sportsmatic

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

34mm

Case Thickness

9.6mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Navy

Jewels

30j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1965

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