Seiko Cal. 5220 - 645

The 5220-645 is a sought-after Spring Drive piece from Seiko's golden era. With its 18mm lug width and 14.8mm profile, it sits comfortably on most wrists. [seikata-wm-c2f39931e06d]

Also known as: Samurai, Emperor

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

14.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Green

Jewels

20j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1985

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