Seiko Cal. 4489 - 247

The Seiko 4489-247 represents an important milestone in Seiko's 1977 lineup. It features a White dial protected by a Hardlex crystal and offers 150m of water resistance. [seikata-wm-e1e5966d60f6]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

13.0mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

White

Jewels

25j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1977

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