Seiko Cal. 6389 - 137

The Seiko 6389-137 represents an important milestone in Seiko's 1978 lineup. It features a Green dial protected by a Sapphire crystal and offers 120m of water resistance. [seikata-wm-574e0ccac863]

Specifications

Movement

Solar

Case Material

Titanium

Case Width

39mm

Case Thickness

15.4mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Green

Jewels

32j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1978

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