Seiko Cal. 6287 - 331

The Seiko 6287-331 represents an important milestone in Seiko's 1975 lineup. It features a Black dial protected by a Mineral crystal and offers 170m of water resistance. [seikata-wm-7571e009752f]

Also known as: Emperor

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

38mm

Case Thickness

13.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Black

Jewels

17j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1975

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