Seiko Cal. 4480 - 693

The Seiko 4480-693 represents an important milestone in Seiko's 1985 lineup. Powered by the 4480 caliber with 34j jewels beating at 21,600 bph, it delivers a 46 hours power reserve. [seikata-wm-fb8118e8f044]

Also known as: Monster, Helmet

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

14.8mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Navy

Jewels

34j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1985

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