Seiko Cal. 5688 - 681

The Seiko 5688-681 represents an important milestone in Seiko's 1983 lineup. It features a White dial protected by a Mineral crystal and offers 80m of water resistance. [seikata-wm-ed51e87ae858]

Also known as: Tuna, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

41mm

Case Thickness

9.1mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

White

Jewels

29j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1983

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