Seiko Cal. 5681 - 344

Released in 1973, the Cal. 5681 with design code 344 was part of Seiko's domestic market collection. It features a Black dial protected by a Sapphire crystal and offers 70m of water resistance. [seikata-wm-4999db48ef0b]

Also known as: Sea Horse

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

39mm

Case Thickness

9.5mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

70m

Dial Color

Black

Jewels

23j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1973

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