Seiko Cal. 5287 - 826

Released in 1979, the Cal. 5287 with design code 826 was part of Seiko's domestic market collection. With its 21mm lug width and 10.4mm profile, it sits comfortably on most wrists. [seikata-wm-9b4ac3aa0a6e]

Also known as: Baby Tuna

Specifications

Movement

Solar

Case Material

Titanium

Case Width

37mm

Case Thickness

10.4mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Navy

Jewels

17j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1979

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