Seiko Cal. 3865 - 138

The 3865-138 is a sought-after Automatic piece from Seiko's golden era. Powered by the 3865 caliber with 26j jewels beating at 21,600 bph, it delivers a 71 hours power reserve. [seikata-wm-a2798669e1af]

Also known as: Bellmatic

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

35mm

Case Thickness

8.5mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Champagne

Jewels

26j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1990

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