Seiko Cal. 3865 - 754

The 3865-754 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 3865 caliber with 21j jewels beating at 21,600 bph, it delivers a 50 hours power reserve. [seikata-wm-0105caa56ce7]

Also known as: Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

9.5mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Green

Jewels

21j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1997

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