Seiko Cal. 3851 - 683

The Seiko 3851-683 represents an important milestone in Seiko's 1970 lineup. It features a White dial protected by a Mineral crystal and offers 110m of water resistance. [seikata-wm-718bb2f00adb]

Also known as: UFO

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

42mm

Case Thickness

8.4mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

110m

Dial Color

White

Jewels

20j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1970

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