Seiko Cal. 6271 - 425

Released in 1976, the Cal. 6271 with design code 425 was part of Seiko's domestic market collection. With its 21mm lug width and 13.9mm profile, it sits comfortably on most wrists. [seikata-wm-4dee7dc3ca16]

Also known as: Tuna, UFO

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

13.9mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Green

Jewels

29j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1976

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