Seiko Cal. 5620 - 854

The Seiko 5620-854 represents an important milestone in Seiko's 1978 lineup. The Inner Rotating bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-9b9981020e7d]

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

12.6mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Burgundy

Jewels

36j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1978

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