Seiko Cal. 5661 - 359

The Seiko 5661-359 represents an important milestone in Seiko's 1989 lineup. It features a Blue Sunburst dial protected by a Mineral crystal and offers 180m of water resistance. [seikata-wm-b8b9e8d9fc5b]

Also known as: World Timer

Specifications

Movement

Solar

Case Material

Titanium

Case Width

35mm

Case Thickness

9.1mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Blue Sunburst

Jewels

22j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1989

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