I think I did this right? I can't remember if it'd save my life.

Sale #1: 39 * 0.9 = 35 + 21 + 1 = 57 keys (B/O at 50 keys) http://www.tf2outpost.com/trade/27422411

Sold for a C9 Brainiac's Hairpiece + 21 keys + 1 Pink Paint

http://backpack.tf/profiles/76561198125791160?time=1448265600 (November 23rd)

http://backpack.tf/profiles/76561198125791160?time=1448352000 (November 24th)

http://backpack.tf/profiles/76561198125791160?time=1448265600&compare=1448352000

Pink paint is proven here:

http://backpack.tf/profiles/76561198161072716?time=1448265600 (November 23rd)

http://backpack.tf/profiles/76561198161072716?time=1448438400 (November 25th)

http://backpack.tf/profiles/76561198161072716?time=1448438400&compare=1448265600

Sale #2: (No available mini on the FFF)

Sold for a duped Vivid Plasma FFF

http://backpack.tf/profiles/76561198086426776?time=1441954800 (September 11th)

http://backpack.tf/profiles/76561198086426776?time=1442041200 (September 12th)

http://backpack.tf/profiles/76561198086426776?time=1442041200&compare=1441954800

Selling for 39 keys on classifieds.

http://backpack.tf/stats/Unusual/Black%20Watch/Tradable/Craftable/58