Seiko Cal. 4539 - 486

The Seiko 4539-486 represents an important milestone in Seiko's 1971 lineup. Powered by the 4539 caliber with 31j jewels beating at 36,000 bph, it delivers a 41 hours power reserve. [seikata-wm-2567d432e3f5]

Also known as: Goldfeather

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

10.1mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Burgundy

Jewels

31j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1971

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