Seiko Cal. 4486 - 610

The Seiko 4486-610 represents an important milestone in Seiko's 1970 lineup. Powered by the 4486 caliber with 28j jewels beating at 21,600 bph, it delivers a 70 hours power reserve. [seikata-wm-e30f4747edcc]

Also known as: UFO, Golden Tuna

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

14.7mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

White

Jewels

28j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1970

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