Seiko Cal. 6389 - 104

The Seiko 6389-104 represents an important milestone in Seiko's 1987 lineup. It features a Green dial protected by a Mineral crystal and offers 50m of water resistance. [seikata-wm-4b4c60401a1d]

Also known as: Bullhead

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

34mm

Case Thickness

11.2mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Green

Jewels

30j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1987

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