In a video, MacWorld's reviewer for the new Apple watch mentions that the lady's version measures 38 mm. She didn't slow down to convert but kept talking.
<http://www.macworld.com/article/2894759/hands-on-why-trying-an-apple-watch-made-me-want-to-buy-one.html<http://www.macworld.com/article/2894759/hands-on-why-trying-an-apple-watch-made-me-want-to-buy-one.html>>>
