Insider: Zenith DEFY El Primero 21 Titanium. The Ultimate 1/100th of a Second In-House Chronograph. — WATCH COLLECTING LIFESTYLE
![WTS] The world's first ever 1/100th of a second Quartz Chronograph. NOS condition. Seiko 7T59-F010 , c. 1992 | WatchCharts WTS] The world's first ever 1/100th of a second Quartz Chronograph. NOS condition. Seiko 7T59-F010 , c. 1992 | WatchCharts](https://cdn.watchcharts.com/listings/297f39f4-7df4-47c7-ae46-b4adc89a9257.jpg)
WTS] The world's first ever 1/100th of a second Quartz Chronograph. NOS condition. Seiko 7T59-F010 , c. 1992 | WatchCharts
![Precision and legibility shine in a new range of 1/100th of a second Prospex Speedtimer Solar Chronographs. | Seiko Watch Corporation Precision and legibility shine in a new range of 1/100th of a second Prospex Speedtimer Solar Chronographs. | Seiko Watch Corporation](https://www.seikowatches.com/us-en/-/media/Images/GlobalEn/Seiko/Home/news/20230605/SFJ007_a_PR.png?mh=1125&mw=2000&hash=1AED96C481972CF3942CC2152ECA9C0E)
Precision and legibility shine in a new range of 1/100th of a second Prospex Speedtimer Solar Chronographs. | Seiko Watch Corporation
![7T59-F010] The world's first ever 1/100th of a second Chronograph. Made in 1992 and costing $2,200 on release! It's ugly but I love it : r/Seiko 7T59-F010] The world's first ever 1/100th of a second Chronograph. Made in 1992 and costing $2,200 on release! It's ugly but I love it : r/Seiko](https://i.redd.it/7t59-f010-the-worlds-first-ever-1-100th-of-a-second-v0-9fcl1kv1gmqb1.jpg?width=1719&format=pjpg&auto=webp&s=95a2f3fe8348fbbe0ac9840295a575fc18ba28ab)
7T59-F010] The world's first ever 1/100th of a second Chronograph. Made in 1992 and costing $2,200 on release! It's ugly but I love it : r/Seiko
![Zenith Defy El Primero 21: Chronograph Timing to 1/100th Second | WatchTime - USA's No.1 Watch Magazine Zenith Defy El Primero 21: Chronograph Timing to 1/100th Second | WatchTime - USA's No.1 Watch Magazine](https://www.watchtime.com/wp-content/uploads/2017/03/95.9000.9004.78.R582-717x1024.jpg)
Zenith Defy El Primero 21: Chronograph Timing to 1/100th Second | WatchTime - USA's No.1 Watch Magazine
Zenith El Primero Defy Extreme, 45mm Titanium, 1/100th second chronograph! | WatchUSeek Watch Forums
![Zenith Defy El Primero 21 1/100th Of A Second Chronograph 95.9002.9004/78.M9000 Zenith Watch Review - YouTube Zenith Defy El Primero 21 1/100th Of A Second Chronograph 95.9002.9004/78.M9000 Zenith Watch Review - YouTube](https://i.ytimg.com/vi/KQUiTus0tbM/hq720.jpg?sqp=-oaymwEhCK4FEIIDSFryq4qpAxMIARUAAAAAGAElAADIQj0AgKJD&rs=AOn4CLDa_yqWpxY9AUbL7VP6IgqdhfUrrw)