Seiko Cal. 4541 - 638

The 4541-638 is a sought-after Quartz piece from Seiko's golden era. Powered by the 4541 caliber with 17j jewels beating at 28,800 bph, it delivers a 54 hours power reserve. [seikata-wm-4352d063a06e]

Also known as: Baby Tuna

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

44mm

Case Thickness

13.3mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

110m

Dial Color

Cream

Jewels

17j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1975

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