Seiko Cal. 3865 - 680

The 3865-680 is a sought-after Spring Drive piece from Seiko's golden era. The Bidirectional bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-f788028d4340]

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

10.9mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Black

Jewels

30j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1990

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