Across
Perhaps young ladies returning diamonds like waste from coal mine? (7)
I haven't cracked this one yet — but Fifteensquared have:
A reversal (‘returning’) of EG (perhaps) GALS (young ladies) + D (diamonds)
Old-fashioned craft which might help you shape hedges (7)
Treacherous type regularly wanting in on correspondence (5)
I haven't cracked this one yet — but Fifteensquared have:
RAT (‘treacherous type’) I n O n (alternate letters or ‘regularly wanting’)
Sober sailors can essentially get any number a little tipsy (9)
I haven't cracked this one yet — but Fifteensquared have:
ABS (sailors – able-bodied seamen) TIN (can) E (middle or ‘essential’ letter of get) N (any number) T (first letter or ‘a little’ of tipsy)
Old lady's emotional missing ace showing dominance (9)
I haven't cracked this one yet — but Fifteensquared have:
MA’S (old lady’s) TE a RFUL (emotional) missing the ‘a’ (ace)
Church event's cost covering base for font (4)
I haven't cracked this one yet — but Fifteensquared have:
FEE (cost) round or ‘covering’ T (last letter or ‘base’ of font)
Invigorated once more enter 'DEJA VU' in a puzzle? (11)
Posh bandmate reportedly produced sugary stuff (11)
I haven't cracked this one yet — but Fifteensquared have:
GINGER (one of Posh’s bandmates in the Spice Girls) + a homophone (‘reportedly’) of BRED (produced)
You shouldn't have to bedeck outsiders in off-the-peg garment (4)
I haven't cracked this one yet — but Fifteensquared have:
TA (‘you shouldn’t have’) round or ‘bedecking’ O ff-the-pe G (first and last letters or ‘outsiders’)
Groundhog Day s (9)
Riot at art nouveau restaurant (9)
Move with beat ... it takes two (5)
Attractive person with little quirk penned one third of a sestet? (7)
On vacation drenched awnings turned European street most miserable (7)
I haven't cracked this one yet — but Fifteensquared have:
A reversal (‘turned’) of D renche D A wning S with the middle letters missing or ‘on vacation’ + E (European) ST (street)
Down
Save seafood that's cold not hot (6)
I haven't cracked this one yet — but Fifteensquared have:
S h RIMP (seafood) with the ‘h’ (hot) replaced by C (cold)
Taking part in dry run for show (6)
Extremely grave old writer cracks systems for calculating lengths (10)
I haven't cracked this one yet — but Fifteensquared have:
GE (first and last letters or ‘extremes’ of grave) O (old) ME (writer) TRIES (cracks)
Bashful perhaps having served up some half-raw dinners (5)
Church saint privy to wit - no point complaining about it (9)
Today's crossword setter offers the same again (4)
Things on sleigh possibly dispatched in advance by one of the poles (8)
I haven't cracked this one yet — but Fifteensquared have:
SENT (dispatched) in PRE (advance) S (south – one of the poles)
Retired padre's losing head about barely revised versions (8)
Philistine in uniform shortly denudes ground home to kitty (10)
Apple turnover used to feed this fussy person (9)
It cracks gemstone finally burnished on edge (8)
I haven't cracked this one yet — but Fifteensquared have:
IT in or ‘cracking’ AGATE (gemstone) + D (last or ‘final’ letter of burnished)
A horse's boxing farmyard animal's ears and arse? (8)
I haven't cracked this one yet — but Fifteensquared have:
A NAGS (horse’s) round or ‘boxing’ RAM (farmyard animal)
Fruit tart contains trace of nuts — Methuselah ultimately leaves it (6)
I haven't cracked this one yet — but Fifteensquared have:
QUIC h E (tart) round or ‘containing’ N (first letter or ‘trace’ of nuts) and missing ‘h’ (last or ‘ultimate’ letter of Methuselah)
Be frugal with every last bit of useable stock made available (6)
I haven't cracked this one yet — but Fifteensquared have:
E K E (last letters or ‘bits’ of useable stock made) + OUT (available)
Baked loaves after scrapping starter of Easter eggs? (5)
I haven't cracked this one yet — but Fifteensquared have:
An anagram (‘baked’) of LOAV e S missing or ‘scrapping the ‘e’ (first letter or ‘starter’ of Easter)
Where sewer keeps things in perpetuity (4)
Type letters or click words in the clue