Seiko Cal. 6140 - 847

The Seiko 6140-847 represents an important milestone in Seiko's 1987 lineup. It features a Cream dial protected by a Acrylic crystal and offers 90m of water resistance. [seikata-wm-ebde0ac7d6a8]

Also known as: Sumo, World Timer

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

10.3mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

90m

Dial Color

Cream

Jewels

28j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1987

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