Hi solvers! Thanks for giving my puzzle a crack (and hopefully also cracking the puzzle.) Your feedback's always very welcome, so let me know how you got on

Here's the wash-up:
ACROSS. 1A1AHad enough after first small taste (6)[------]. Enough = AMPLE after first of "small" = S. 5A5AForgive crack by sailor (7)[-------]. Crack = SOLVE by Sailor = AB. 6A6AGem setter's in real trouble with diamonds (7) [-------]. Setter = ME contained in anag. REAL, + diamonds = D. 7A7AFish found in fiddle? That's colourful! (6)[------]. Fish = RAY contained in fiddle = CON.
DOWN. 1D1DMoved drunkenly in soft leather, say (6)[------]. Homophone ("say") of soft leather = SUEDE. 2D2DWrongly apprehend suspect: "Ahem, Sir!" (7)[-------]. anag. ("suspect") of AHEMSIR. 3D3DStudent bully badly covering a sweet song (7)[-------]. Student = L (Learner) + A (given literally) contained in anag. BULLY 4D4DField of study: heavy metal (6)[------]. Field = LEA + study = DEN. ("Heavy" / "metal" is a double definition.)