Easy "This Watch" Achievement...
	Various Steam Achievements...

Once you meet Mudtooth's just keep clicking on the dialog option to continue hearing his stories. Eventually he'll be done and will gift you the watch. He's in earth, if you can't find him, you have to reroll the campaign.

Complete the indicated task to unlock the achievement.

Achievement	How to unlock
Are You Ok?	Unknown.
Butterfly Effect	Unknown.
Changing of the Guard	Unknown.
Dark Awakening	Unknown.
Death Warmed Over	Unknown.
Equipment Collector	Acquire 5 armor sets.
Equipment Enthusiast	Acquire 10 armor sets.
Fade to White	Activate the Ward 13 World Stone.
Fire in the Sky	Unknown.
First...But Not the Last!	Acquire first trait.
Good Start	Acquire 10 traits.
Halfway There	Upgrade any weapon to +10.
Hard Choices	Upgrade first weapon.
Heart of a Dragon	Upgrade Dragon Heart.
Like a Boss	Upgrade a boss weapon to 5.
Like a Moth to a Flame	Unknown.
Mod Collector	Acquire 5 weapon mods.
Mod Enthusiast	Acquire 15 weapon mods.
Not So Lucky	Unknown.
Not So Special	Defeat 100 special enemies.
One Person's Scrap...	Acquire 50,000 scrap.
Precious	Unknown.
Push It to the Limit	Upgrade any weapon to +20.
Ready For Action	Craft a weapon using material from a defeated world boss.
Scrap Collector	Acquire 200,000 scrap.
Scrap Harvester	Acquire 100,000 scrap.
Shot Through the Heart	Unknown.
That's a Lot of Traits!	Acquire 20 traits.
The Bigger They Are...	Unknown.
The Founder	Unknown.
The Keymaster	Unknown.
This Watch...	Acquire Mudtooth's pocket watch.
Trait Dabbler	Upgrade any trait to 10.
Trait Focus	Upgrade any trait to 20.
Undying, Eh?	Unknown.
Unleash Your Potential	Acquire 30 traits.
Untouchable	Unknown.
Watch the Totems!	Unknown.
What is the Labyrinth?	Unknown.
Wolf of the Woods	Unknown.