Seiko Cal. 6186 - 857

The Seiko 6186-857 represents an important milestone in Seiko's 1987 lineup. It features a Blue Sunburst dial protected by a Acrylic crystal and offers 40m of water resistance. [seikata-wm-e3edfbcafbf9]

Also known as: Bellmatic

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

37mm

Case Thickness

13.0mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Blue Sunburst

Jewels

28j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1987

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