Seiko Cal. 6636 - 161

The Seiko 6636-161 represents an important milestone in Seiko's 1996 lineup. It features a Silver dial protected by a Acrylic crystal and offers 190m of water resistance. [seikata-wm-dd70b7844a9a]

Also known as: Bullhead, Baby Tuna

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

34mm

Case Thickness

13.6mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

190m

Dial Color

Silver

Jewels

20j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1996

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