It's $362 right now. https://www.amazon.com/Seiko-Japanese-Automatic-Stainless-Leather/dp/B000KG93BQ
Edit: Added link
SARB017 Green Alpinist also on sale for $364, $395 after tax on Amazon. Lowest price according to CCC is $356 which was in Sept 2018.
https://www.amazon.com/Seiko-Japanese-Automatic-Stainless-Leather/dp/B000KG93BQ