Seiko Cal. 5615 - 624

The Seiko 5615-624 represents an important milestone in Seiko's 1985 lineup. The Rotating bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-f69b51c351b0]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

12.5mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

70m

Dial Color

White

Jewels

29j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1985

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