Seiko Cal. 5657 - 387

This Kinetic model from 1969 features a 37mm Hardlex-Coated Steel case. It features a Black dial protected by a Sapphire crystal and offers 80m of water resistance. [seikata-wm-3fb991622939]

Also known as: Pogue, Goldfeather

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

14.1mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Black

Jewels

31j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1969

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