Seiko Cal. 4569 - 527

The Seiko 4569-527 represents an important milestone in Seiko's 1985 lineup. Powered by the 4569 caliber with 33j jewels beating at 36,000 bph, it delivers a 43 hours power reserve. [seikata-wm-3053bf25ad1a]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

39mm

Case Thickness

9.0mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Navy

Jewels

33j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1985

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