Colorado X: The Return of the Colorado XV Sudoku Series

Today's Puzzle:

An excellent wrap for the weekend with an unexpected drop from Florian Wortmann of the Colorado series. You know it's a favourite of mine, and a channel fan favourite, let's get to it.

Link to Play Along:

Colorado X by Florian Wortmann http://tinyurl.com/SudokuSleuthColoradoX

Rules:

Normal sudoku rules apply, and digits may not repeat on the marked diagonals.

Identical digits cannot be a knight's move apart.

Digits joined by an X sum to 10. Digits joined by a V sum to 5. Not all Xs and Vs are given.

Digits joined by the black dot are in a 1:2 ratio. Not all dots are given.

The cell with the gray circle contains an odd digit.