Seiko Cal. 4487 - 335

The 4487-335 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4487 caliber with 28j jewels beating at 21,600 bph, it delivers a 62 hours power reserve. [seikata-wm-0a34262a8571]

Also known as: Goldfeather

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

46mm

Case Thickness

9.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Silver

Jewels

28j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1994

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