Seiko Cal. 6388 - 490

The Seiko 6388-490 represents an important milestone in Seiko's 1990 lineup. It features a Black dial protected by a Mineral crystal and offers 150m of water resistance. [seikata-wm-119575a795be]

Also known as: Baby Tuna, Flighty

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

10.0mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Black

Jewels

24j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1990

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