Seiko Cal. 3891 - 477

The 3891-477 is a sought-after Solar piece from Seiko's golden era. Powered by the 3891 caliber with 34j jewels beating at 21,600 bph, it delivers a 65 hours power reserve. [seikata-wm-d949fd352674]

Also known as: Golden Tuna, Flighty

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

42mm

Case Thickness

12.4mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Green

Jewels

34j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1990

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