Waterproof watch is expected to go on sale in September for around £160.
Next generation Connected watch expected to be modular so touchscreen can be swapped out for mechanical timepiece.
Tech giant files patent for mechanism that converts winding into electrical power.
Group will introduce and upgrade smartwatches and hybrids across its brands in 2017.
Mainland Britain is about to be blitzed, with the aim of dramatically increasing the number of retailers.
The smart hybrid watch collection will be seen for the first time at Birmingham exhibition next week.
Growth forecasts slashed as fitness tracker market shows signs of running out of puff.
TAG Heuer sells 56,000 connected watches in its first year.
Interchangeable links could add features like extra storage or spare battery.
Apple's smartwatch concession closes after little more than a year inside iconic department store.