Detex Guardsman Watchclock Value Guide

The Detex Guardsman Watchclock is a quintessential piece of industrial security history, used by night watchmen to verify patrols via internal paper tape recordings. These portable mechanical timepieces are highly collectible for their rugged steel construction and the distinctive circular leather protective cases that define their aesthetic.

What Is Detex Guardsman Watchclock Worth?

The typical price range for Detex Guardsman Watchclock is $80 - $120 based on recent sales. However, values can vary depending on the item's condition, rarity, and other factors such as:

• Condition of the leather case, specifically looking for dry rot or heavy cracking which can decrease value.
• Mechanical functionality and whether the internal clock movement still keeps accurate time.
• Completeness of the set, including the presence of original station keys or unused paper recording tapes.
• The clarity of the glass crystal and the lack of significant oxidation on the steel or brass hardware.

How to Identify Detex Guardsman Watchclock?

• Check for the 'Detex Watchclock Corporation' branding embossed on the dial or the leather exterior.
• Verify the presence of the original heavy-duty leather shoulder strap and the circular protective housing.
• Inspect the internal mechanism for the paper tape or disk recording system used to log station key entries.
• Look for the characteristic brass or steel winding components and the thick glass crystal protecting the clock face.

History of Detex Guardsman Watchclock

Introduced by the Detex Watchclock Corporation in the early 20th century, these devices were carried by security guards during their rounds. At each checkpoint, the guard would insert a station key into the clock, which would record the time on a paper tape or disk inside, providing proof that the guard had visited each location as scheduled.