Seiko Cal. 6388 - 121

The Seiko 6388-121 represents an important milestone in Seiko's 1979 lineup. It features a Green dial protected by a Sapphire crystal and offers 50m of water resistance. [seikata-wm-72149e4ed4ac]

Also known as: Shogun

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

10.0mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Green

Jewels

20j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1979

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