Seiko Cal. 4561 - 166

The Seiko 4561-166 represents an important milestone in Seiko's 1979 lineup. It features a Navy dial protected by a Sapphire crystal and offers 140m of water resistance. [seikata-wm-8689516d5220]

Also known as: Tuna, Goldfeather

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

10.3mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

140m

Dial Color

Navy

Jewels

25j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1979

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