Seiko Cal. 3811 - 171

This Solar model from 1971 features a 43mm Two-Tone case. With its 20mm lug width and 10.6mm profile, it sits comfortably on most wrists. [seikata-wm-5eced674c0b9]

Also known as: Tuna, UFO

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

43mm

Case Thickness

10.6mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

White

Jewels

23j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1971

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