Seiko Cal. 7187 - 664

This Solar model from 1990 features a 46mm Two-Tone case. It features a Green dial protected by a Sapphire crystal and offers 160m of water resistance. [seikata-wm-65d91804fdb5]

Also known as: Sumo, Sportsmatic

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

46mm

Case Thickness

11.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

160m

Dial Color

Green

Jewels

36j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1990

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