Seiko Cal. 4592 - 657

The Seiko 4592-657 represents an important milestone in Seiko's 1978 lineup. It features a Navy dial protected by a Acrylic crystal and offers 70m of water resistance. [seikata-wm-cef56f07fa26]

Also known as: Flighty

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

12.3mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Navy

Jewels

25j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1978

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