Seiko Cal. 5287 - 672

Released in 1984, the Cal. 5287 with design code 672 was part of Seiko's domestic market collection. With its 19mm lug width and 11.4mm profile, it sits comfortably on most wrists. [seikata-wm-5eeaf2ea4fdd]

Also known as: Tuna, Helmet

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

42mm

Case Thickness

11.4mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Cream

Jewels

28j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1984

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