Seiko Cal. 6646 - 545

This Spring Drive model from 1989 features a 35mm Two-Tone case. It features a Green dial protected by a Sapphire crystal and offers 110m of water resistance. [seikata-wm-ab8648abd7da]

Also known as: Bullhead, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

35mm

Case Thickness

10.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

110m

Dial Color

Green

Jewels

32j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1989

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