Seiko Cal. 4448 - 140

The Seiko 4448-140 represents an important milestone in Seiko's 1996 lineup. The Bidirectional bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-ef62bbb2955b]

Also known as: Tuna, Crown

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

40mm

Case Thickness

12.8mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Blue Sunburst

Jewels

19j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1996

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