Seiko Cal. 3850 - 664

The Seiko 3850-664 represents an important milestone in Seiko's 1971 lineup. With its 19mm lug width and 10.8mm profile, it sits comfortably on most wrists. [seikata-wm-37866b949989]

Also known as: Turtle, UFO

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

46mm

Case Thickness

10.8mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Champagne

Jewels

21j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1971

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