This one is a bit cheaper and the actual ATK winner. Good luck with the convincing, I’m trying to convince my wife also!
https://www.amazon.com/dp/B005KJC7E8/ref=cm_sw_r_sms_api_glt_fabc_81VZF159WFMS5C9ZGGDH
Kramer Euroline Carbon is probably a fine choice.
[Amazon]( https://www.amazon.com/EUROLINE-34941-203-Carbon-Collection-ZWILLING/dp/B005KJC7E8)
For your $200-$300 budget this is a great knife.
KRAMER by ZWILLING 8" Chefs Knife https://www.amazon.ca/Henckels-Kramer-Zwilling-Chefs-Knife/dp/B005KJC7E8