Seiko Cal. 5285 - 131

The Seiko 5285-131 represents an important milestone in Seiko's 1967 lineup. It features a Black dial protected by a Mineral crystal and offers 100m of water resistance. [seikata-wm-2bbacf5bdb98]

Also known as: Sumo, Crown

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

35mm

Case Thickness

10.2mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

100m

Dial Color

Black

Jewels

30j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1967

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