Seiko Cal. 5656 - 121

The 5656-121 is a sought-after Quartz piece from Seiko's golden era. The Coin-Edge bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-af9c44896676]

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

40mm

Case Thickness

13.4mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

White

Jewels

32j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1979

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