Seiko Cal. 6655 - 603

The Seiko 6655-603 represents an important milestone in Seiko's 1979 lineup. The Bidirectional bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-eb9dbc234bb6]

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

13.0mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Blue Sunburst

Jewels

25j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1979

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