Seiko Cal. 4438 - 593

The Seiko 4438-593 represents an important milestone in Seiko's 1982 lineup. Powered by the 4438 caliber with 34j jewels beating at 36,000 bph, it delivers a 66 hours power reserve. [seikata-wm-285946cf52f3]

Also known as: Turtle, Helmet

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

45mm

Case Thickness

12.7mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

50m

Dial Color

Burgundy

Jewels

34j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1982

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