Seiko Cal. 6632 - 678

The Seiko 6632-678 represents an important milestone in Seiko's 1986 lineup. It features a Green dial protected by a Acrylic crystal and offers 30m of water resistance. [seikata-wm-5a55f534195c]

Also known as: Bullhead, Crown

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

44mm

Case Thickness

9.0mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

30m

Dial Color

Green

Jewels

32j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1986

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