Seiko Cal. 5658 - 420

The Seiko 5658-420 represents an important milestone in Seiko's 1972 lineup. The Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-5aea5ab411db]

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

13.0mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

190m

Dial Color

Champagne

Jewels

36j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1972

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