I just noticed BestBuy.com has the Apple Watch Series 3 Edition, both 38mm and 42mm, on their website refurbished for USD$530.00! 
All are currently sold out but that's actually a great price considering they're only 3 months old. Will monitor for them to come back in stock...
38mm Gray
https://www.bestbuy.com/site/apple-...ort-band-gray-ceramic/6151372.p?skuId=6151372
42mm Gray
https://www.bestbuy.com/site/apple-...ort-band-gray-ceramic/6151374.p?skuId=6151374
38mm White
https://www.bestbuy.com/site/apple-...rt-band-white-ceramic/6151371.p?skuId=6151371
42mm White
https://www.bestbuy.com/site/apple-...rt-band-white-ceramic/6151373.p?skuId=6151373
All are currently sold out but that's actually a great price considering they're only 3 months old. Will monitor for them to come back in stock...
38mm Gray
https://www.bestbuy.com/site/apple-...ort-band-gray-ceramic/6151372.p?skuId=6151372
42mm Gray
https://www.bestbuy.com/site/apple-...ort-band-gray-ceramic/6151374.p?skuId=6151374
38mm White
https://www.bestbuy.com/site/apple-...rt-band-white-ceramic/6151371.p?skuId=6151371
42mm White
https://www.bestbuy.com/site/apple-...rt-band-white-ceramic/6151373.p?skuId=6151373