Seiko Cal. 5220 - 377

The Seiko 5220-377 represents an important milestone in Seiko's 1968 lineup. It features a White dial protected by a Sapphire crystal and offers 180m of water resistance. [seikata-wm-63cf733772c6]

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

12.5mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

180m

Dial Color

White

Jewels

19j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1968

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