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Proper Time

About us:

Peter Pronko, PhD is the lead watchmaker at Proper Time, a jewelry store and watch repair business in Wellington, CO. He owns and operates this business with his wife Diana. He was trained in watch repairing from an early age in his family's jewelry business (www.stevepronko.com), where he served as an apprentice before attending college and university. In addition he was further trained at the American Watchmakers and Clockmakers Institute (AWCI) and  regularly participates in ongoing seminars and workshops on specialized repair of new and coomplex watches. Dr Pronko , who holds advanced degrees in physics, is an emeritus faculty member at the University of Michigan, College of Engineering, Ann Arbor, MI (www.umich.edu). He currently serves on the board of directors at the American Watchmakers and Clockmakers Institute (www.AWCI.com).


Proper Time

3744 Cleveland Ave.
P.O. Box 1468
Wellington, CO 80549
United States of America

Show phone/fax number
Tel.: [+1] 970-568-3215
Fax: [+1] 970-568-3215
Mobile: [+1] 734-476-7196
We speak:

Further information

General Terms and Conditions

Trusted Seller since 2018
This dealer owns a store in which you may view their watches.
Watches sold with Buyer Protection: 7

4.7 out of 5 stars  |  Reviews: 8

Detailed explanation of ratings 

 4.7 Shipping
 4.9 Item description
 4.4 Communication
of buyers would recommend this dealer.
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Store Opening Hours


10:00 AM - 6:00 PM


10:00 AM - 6:00 PM


10:00 AM - 6:00 PM


10:00 AM - 6:00 PM


10:00 AM - 2:00 PM