Seiko Cal. 4438 - 754

The Seiko 4438-754 represents an important milestone in Seiko's 1990 lineup. It features a Green dial protected by a Mineral crystal and offers 120m of water resistance. [seikata-wm-46028a3f97d5]

Also known as: Sportsmatic, Sea Horse

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

46mm

Case Thickness

15.5mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

120m

Dial Color

Green

Jewels

20j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1990

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