Seiko Cal. 6657 - 442

The 6657-442 is a sought-after Kinetic piece from Seiko's golden era. It features a Navy dial protected by a Hardlex crystal and offers 120m of water resistance. [seikata-wm-ecc5ea3c44d3]

Also known as: Pogue

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

14.6mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Navy

Jewels

27j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1977

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