Seiko Cal. 4548 - 645

Released in 1980, the Cal. 4548 with design code 645 was part of Seiko's domestic market collection. With its 21mm lug width and 10.6mm profile, it sits comfortably on most wrists. [seikata-wm-64de876bfc93]

Also known as: Turtle, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

46mm

Case Thickness

10.6mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Cream

Jewels

25j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1980

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