Seiko Cal. 6664 - 831

This Hand-Winding model from 1989 features a 45mm Two-Tone case. With its 19mm lug width and 11.1mm profile, it sits comfortably on most wrists. [seikata-wm-824b42dc5312]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

45mm

Case Thickness

11.1mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

50m

Dial Color

Green

Jewels

32j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1989

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