Seiko Cal. 4410 - 448

This Spring Drive model from 1977 features a 45mm Two-Tone case. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 70m of water resistance. [seikata-wm-130f3e1ee4ea]

Also known as: Sportsmatic, Arnie

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

45mm

Case Thickness

12.4mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Blue Sunburst

Jewels

30j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1977

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