Seiko Cal. 3865 - 881

The 3865-881 is a sought-after Spring Drive piece from Seiko's golden era. With its 20mm lug width and 12.3mm profile, it sits comfortably on most wrists. [seikata-wm-2cfa3185cb69]

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

37mm

Case Thickness

12.3mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Silver

Jewels

21j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1976

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