Seiko Cal. 6389 - 763

The Seiko 6389-763 represents an important milestone in Seiko's 1968 lineup. It features a White dial protected by a Sapphire crystal and offers 140m of water resistance. [seikata-wm-a281e5c70010]

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

39mm

Case Thickness

11.4mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

White

Jewels

17j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1968

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