Seiko Cal. 6632 - 937

Released in 1976, the Cal. 6632 with design code 937 was part of Seiko's domestic market collection. With its 22mm lug width and 11.7mm profile, it sits comfortably on most wrists. [seikata-wm-2bcaa3bcea3a]

Also known as: Bellmatic, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

42mm

Case Thickness

11.7mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Silver

Jewels

22j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1976

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