Seiko Cal. 4448 - 576

Released in 1986, the Cal. 4448 with design code 576 was part of Seiko's domestic market collection. It features a Blue Sunburst dial protected by a Hardlex crystal and offers 50m of water resistance. [seikata-wm-0106bfc0cf7d]

Also known as: Crown, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

10.4mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Blue Sunburst

Jewels

18j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1986

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