I suppose you can say it is the original Apple watch made by Seiko? This Seiko RC-4500 is in excellent cosmetic working used condition. This watch is featured in Microsoft's legendary designer, Buxton Collection as part of his device design collections that contributed significantly to the industry. You can go to Microsoft root site with /buxtoncollection to see them in detail. This actually is the watch that carries the simple clean line design with timeless UI design interface.
It is a beautifully designed watch. I just took it to a local watch store and had them put a new battery in it. The item "SEIKO RC-4500 Vintage Computer Watch Gray Rare" is in sale since Tuesday, July 6, 2021. This item is in the category "Jewelry & Watches\Watches, Parts & Accessories\Watches\Wristwatches".
The seller is "xbay" and is located in Torrance, California. This item can be shipped worldwide.