Seiko Cal. 4489 - 258

The 4489-258 is a sought-after Spring Drive piece from Seiko's golden era. The Inner Rotating bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-7d25ffc7e998]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

46mm

Case Thickness

15.1mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Green

Jewels

22j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1966

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