Seiko Cal. 5610 - 987

The Seiko 5610-987 represents an important milestone in Seiko's 1986 lineup. It features a Navy dial protected by a Sapphire crystal and offers 80m of water resistance. [seikata-wm-8207352046f6]

Also known as: Monster, UFO

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

43mm

Case Thickness

11.2mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

80m

Dial Color

Navy

Jewels

33j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1986

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