Seiko Cal. 6356 - 690

The 6356-690 is a sought-after Spring Drive piece from Seiko's golden era. With its 22mm lug width and 14.6mm profile, it sits comfortably on most wrists. [seikata-wm-a15fdbe5e877]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

14.6mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

40m

Dial Color

Green

Jewels

25j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1966

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