Seiko Cal. 4491 - 931

The 4491-931 is a sought-after Solar piece from Seiko's golden era. Powered by the 4491 caliber with 31j jewels beating at 28,800 bph, it delivers a 47 hours power reserve. [seikata-wm-6b5cd709cd9f]

Also known as: Goldfeather

Specifications

Movement

Solar

Case Material

Titanium

Case Width

46mm

Case Thickness

10.9mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Black

Jewels

31j

Frequency

28,800 bph

Power Reserve

47 hours

Year

1976

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