This is a "Zest" alarm clock by Westclox.  Model 15108.  The movement has a soft tick and medium loud alarm, which rings on an internal bell. Luminous dial for easy night time reading. 

The condition is EXCELLENT throughout.

The case is 4 1/8" tall. 

Made in the USA

One Year Warranty from the Alarm Clock Doc.
Made in June, 1975

Price $55.00