Cryptic crossword No 3,674

Across

1. Dog made from mixture of gold and silk (6)
2. Pay attention, sweet: that's a looker! (3,5)
3. Gumshoe having force and showing skill (4)
4. Unfinished blini eaten by countries and ruler - staring (10)
5. A coral tour, unusually, provides fancy music (10)
6. City in ancient Rome: 55 by 4 (4)
7. Strange, headless lake (4)
8. Leaks losers (5)
9. Fellas, this sounds like a pretence! (4)
10. Parts of products are giving old Russian (4)
11. Time after surgery and bingo call for large venue (5-5)
12. Embarrassed - hated holding twisted ilium (10)
13. Old morning test (4)
14. Reduction swapping leader for noble (8)
15. Replete student entering messy field (6)

Down

1. Approached, woke and changed mind (4,2)
2. One who has lots to deal with in ace routine, strangely (10)
3. Curtain, it sounds distorted - what a tragedy (5,10)
4. Middle English eleven may tolerate not working for three-way tie (7,8)
5. Fun early bird (4)
6. Partially evident if you recognise (8)
7. You're at home, reportedly, for waste (5)
8. Something in the water - Romans and jazz singer? (10)
9. Royal Academy has contributed healer? (8)
10. Declares members (6)
11. In Germany, I take in force to give a short distance (4)
12. Carry bag (4)
13. Man and plant found in her backyard (4)