Seiko Cal. 5220 - 477

The 5220-477 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5220 caliber with 25j jewels beating at 21,600 bph, it delivers a 66 hours power reserve. [seikata-wm-f76719de08a6]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

39mm

Case Thickness

12.3mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Black

Jewels

25j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1996

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