Defender
The DEFENDER is a chronograph equipped with a telemeter, a measurement scale allowing to determine the distance separating an event between its observer and a given point, by the intermediary of the speed of sound is 340.29 meters per second. Its most common application is to measure the distance between the user and a thunderstorm. The stopwatch is started when the lightning is seen, and stopped when the thunder is heard.
![Defender NL1043A](http://charleshuttonwatches.com/cdn/shop/products/CHDefender_78725_6_Front_A_1180x1770_resized_{width}x.png?v=1602646712)
Defender NL1043A
$265
![Defender NL1043B](http://charleshuttonwatches.com/cdn/shop/products/CHDefender_78725_6_Front_B_1180x1770_resized_{width}x.png?v=1602646069)
Defender NL1043B
$265
![Defender NL1043C](http://charleshuttonwatches.com/cdn/shop/products/CHDefender_78725_6_Front_C_1180x1770_resized_{width}x.png?v=1602646128)
Defender NL1043C
$265
![Defender NL1043D](http://charleshuttonwatches.com/cdn/shop/products/CHDefender_78725_6_Front_D_1180x1770_resized_{width}x.png?v=1602646197)
Defender NL1043D
$265
![Defender SS1043E](http://charleshuttonwatches.com/cdn/shop/products/CHDefender_78725_6_Front_E_1180x1770_resized_{width}x.png?v=1602646232)
Defender SS1043E
$285
![Defender SS1043F](http://charleshuttonwatches.com/cdn/shop/products/CHDefender_78725_6_Front_F_1180x1770_resized_{width}x.png?v=1602646261)
Defender SS1043F
$285
![Defender SS1043G](http://charleshuttonwatches.com/cdn/shop/products/CHDefender_78725_6_Front_G_resized_{width}x.png?v=1599040902)
Defender SS1043G
$285
![Defender SS1043H](http://charleshuttonwatches.com/cdn/shop/products/CHDefender_78725_6_Front_H_resized_{width}x.png?v=1599040931)
Defender SS1043H
$285