Seiko Cal. 5661 - 840

This Solar model from 1976 features a 35mm Gold-Plated case. It features a Silver dial protected by a Mineral crystal and offers 160m of water resistance. [seikata-wm-18c2bb353a12]

Also known as: Sportsmatic, World Timer

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

15.9mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

160m

Dial Color

Silver

Jewels

22j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1976

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