Seiko Cal. 6656 - 580

The Seiko 6656-580 represents an important milestone in Seiko's 1972 lineup. It features a Burgundy dial protected by a Sapphire crystal and offers 40m of water resistance. [seikata-wm-cb5c12f962ae]

Also known as: Silverwave, Goldfeather

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

10.4mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

40m

Dial Color

Burgundy

Jewels

19j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1972

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