Seiko Cal. 4520 - 166

The Seiko 4520-166 represents an important milestone in Seiko's 1989 lineup. With its 20mm lug width and 14.3mm profile, it sits comfortably on most wrists. [seikata-wm-813e6aa18c09]

Also known as: Pogue, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

14.3mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Cream

Jewels

19j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1989

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