Seiko Cal. 6389 - 843

The Seiko 6389-843 represents an important milestone in Seiko's 1978 lineup. It features a White dial protected by a Acrylic crystal and offers 120m of water resistance. [seikata-wm-d64092313d8d]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

40mm

Case Thickness

11.0mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

White

Jewels

23j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1978

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