Seiko Cal. 5285 - 840

The Seiko 5285-840 represents an important milestone in Seiko's 1993 lineup. It features a Black dial protected by a Mineral crystal and offers 180m of water resistance. [seikata-wm-152a45de1af5]

Also known as: Monster

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

45mm

Case Thickness

12.7mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Black

Jewels

28j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1993

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