Seiko Cal. 4552 - 104

The Seiko 4552-104 represents an important milestone in Seiko's 1965 lineup. Powered by the 4552 caliber with 17j jewels beating at 36,000 bph, it delivers a 45 hours power reserve. [seikata-wm-1852206091d4]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

8.3mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Green

Jewels

17j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1965

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