Seiko Cal. 4527 - 416

The Seiko 4527-416 represents an important milestone in Seiko's 1974 lineup. Powered by the 4527 caliber with 29j jewels beating at 21,600 bph, it delivers a 37 hours power reserve. [seikata-wm-0396ae178502]

Also known as: Tuna, Baby Tuna

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

37mm

Case Thickness

9.9mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

170m

Dial Color

Cream

Jewels

29j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1974

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