Seiko Cal. 6140 - 865

The Seiko 6140-865 represents an important milestone in Seiko's 1984 lineup. It features a Black dial protected by a Mineral crystal and offers 90m of water resistance. [seikata-wm-a42698e9ef9b]

Also known as: Turtle

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

35mm

Case Thickness

8.1mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

90m

Dial Color

Black

Jewels

35j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1984

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