Seiko Cal. 5288 - 121

The Seiko 5288-121 represents an important milestone in Seiko's 1976 lineup. It features a Navy dial protected by a Acrylic crystal and offers 140m of water resistance. [seikata-wm-e7eb3d9a9d2e]

Also known as: Tuna

Specifications

Movement

Solar

Case Material

Titanium

Case Width

40mm

Case Thickness

9.6mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Navy

Jewels

35j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1976

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