Seiko Cal. 5661 - 935

This Solar model from 1968 features a 46mm Two-Tone case. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 180m of water resistance. [seikata-wm-f2da9744c823]

Also known as: Monster, Silverwave

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

46mm

Case Thickness

14.6mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Blue Sunburst

Jewels

20j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1968

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