Seiko Cal. 3863 - 730

The Seiko 3863-730 represents an important milestone in Seiko's 1969 lineup. It features a Silver dial protected by a Mineral crystal and offers 170m of water resistance. [seikata-wm-6ca9d4ecca48]

Also known as: Turtle, UFO

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

11.8mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

170m

Dial Color

Silver

Jewels

20j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1969

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