Seiko Cal. 4485 - 123

The Seiko 4485-123 represents an important milestone in Seiko's 1965 lineup. Powered by the 4485 caliber with 29j jewels beating at 36,000 bph, it delivers a 49 hours power reserve. [seikata-wm-97ca0323a6a2]

Also known as: Monster, Helmet

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

13.1mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

100m

Dial Color

Green

Jewels

29j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1965

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