Seiko Cal. 3863 - 765

The Seiko 3863-765 represents an important milestone in Seiko's 1975 lineup. It features a Navy dial protected by a Hardlex crystal and offers 180m of water resistance. [seikata-wm-2e8ef0f9b94b]

Also known as: Goldfeather, Crown

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

36mm

Case Thickness

14.9mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Navy

Jewels

30j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1975

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