Seiko Cal. 5687 - 587

Released in 1985, the Cal. 5687 with design code 587 was part of Seiko's domestic market collection. It features a Cream dial protected by a Mineral crystal and offers 110m of water resistance. [seikata-wm-27ac835113be]

Also known as: Helmet, Navigator

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

41mm

Case Thickness

15.9mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Cream

Jewels

34j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1985

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