Samsung's first smartwatch with a completely circular display, the Gear S2, is being sold for $299 in the US, but you can get a cumulative discount of $100 while purchasing the smartwatch, making its effective price at just $199. Other retailers, including Amazon, are selling the Gear S2 for $299 in the US.
When you purchase the Gear S2 from Adorama.com, you can claim a mail-in rebate of $50, and you can use the coupon code 50OFFJAN to get an additional discount of $50. This makes it a total discount of $100 over the original price of $299. This offer is eligible till January 20, so you should hurry if you have your eyes on it.