Seiko Cal. 4554 - 993

Released in 1965, the Cal. 4554 with design code 993 was part of Seiko's domestic market collection. It features a Green dial protected by a Sapphire crystal and offers 160m of water resistance. [seikata-wm-b9c0081621c2]

Also known as: Sportsmatic

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

41mm

Case Thickness

8.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Green

Jewels

18j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1965

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