Seiko Cal. 3860 - 270

The Seiko 3860-270 represents an important milestone in Seiko's 1965 lineup. With its 19mm lug width and 10.7mm profile, it sits comfortably on most wrists. [seikata-wm-4e0bde847be2]

Also known as: Turtle, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

46mm

Case Thickness

10.7mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Black

Jewels

23j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1965

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