Seiko Cal. 4538 - 759

The Seiko 4538-759 represents an important milestone in Seiko's 1968 lineup. Powered by the 4538 caliber with 29j jewels beating at 21,600 bph, it delivers a 54 hours power reserve. [seikata-wm-80cb3d1b804a]

Also known as: Tuna, Baby Tuna

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

37mm

Case Thickness

8.1mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

70m

Dial Color

Burgundy

Jewels

29j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1968

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