Seiko Cal. 7171 - 518

The Seiko 7171-518 represents an important milestone in Seiko's 1985 lineup. It features a Navy dial protected by a Acrylic crystal and offers 100m of water resistance. [seikata-wm-182061a0f10a]

Also known as: World Timer, Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

13.8mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Navy

Jewels

18j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1985

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