Seiko Cal. 7187 - 220

This Spring Drive model from 1994 features a 46mm Titanium case. It features a Black dial protected by a Mineral crystal and offers 170m of water resistance. [seikata-wm-0132acdbba62]

Also known as: Silverwave, Arnie

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

46mm

Case Thickness

12.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Black

Jewels

21j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1994

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