Seiko Cal. 4480 - 693

Seiko 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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