Seiko Cal. 6632 - 153

This Solar model from 1981 features a 37mm Two-Tone case. It features a Silver dial protected by a Mineral crystal and offers 40m of water resistance. [seikata-wm-76bf645eb8d4]

Also known as: World Timer, Baby Tuna

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

37mm

Case Thickness

10.5mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Silver

Jewels

26j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1981

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