Seiko Cal. 6388 - 555

The Seiko 6388-555 represents an important milestone in Seiko's 1982 lineup. It features a Green dial protected by a Sapphire crystal and offers 100m of water resistance. [seikata-wm-beeeb3372067]

Also known as: Monster, World Timer

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

13.8mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

100m

Dial Color

Green

Jewels

32j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1982

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