Taking a plastic opening tool to the rim of the watch reveals a Force Touch sensor and gasket similar to the one found in the original model.
Like its 2015 counterpart, the Series 2 uses Force Touch to sense downward pressure on the screen. We first encountered Apple's use of this technology in the MacBook Pro 13" Retina Display.
Unlike last year's model, there's a lone IC hiding away on the Force Touch gasket:
Analog Devices AD7149 Capacitance Sensor Controller
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