
I felt that the number of posts which had recipes in them has gotten a bit too large to browse through easily, so I compiled all recipes mentioned in this thread and listed them alphabetically. 

1. Ankeg Armor + 2 jewels + Constitution + Antidote + Chilling Touch 
2. Antlers + 2 jewels + Greed + Cold Resistance + Infernal Might 
3. Assault Helm + 2 jewels + Strength + Fire resistance + Knowledge 
4. Barrow Dirk + 2 jewels + Agility + Insulation + Wind Walking 
5. Belt + 2 jewels + Radiant + Shocking Grasp + Divination 
6. Blade Talons + 2 jewels + Strength + Fire resistance + Retribution 
7. Bone belt + 2 jewels + Agility + Insulation + Winter Cloak 
8. Bone Helm + 2 jewels + Antidote + Constitution + Graverobber 
9. Bone Mace + 2 jewels + Agility + Insulation + Rune of Static 
10. Bone Shield + 2 jewels + Greed + Cold Resistance + Gouging 
11. Boots + 2 jewels + Agility + Insulation + Tundra 
12. Broadsword + 2 jewels + Fire Resistance + Strength + Diligence 
13. Chain Boots + 2 jewels + Radiant + Shocking Grasp + Last Rites 
14. Chainmail + 2 jewels + Radiant + Shocking Grasp + Divination 
15. Clergy Axe + 2 jewels + Radiant + Shocking Grasp + Last Rites 
16. Composite Bow + 2 jewels + Antidote + Constitution + Chilling Touch 
17. Coronet + 2 jewels + Antidote + Constitution + Blood Bonding 
18. Corpsebane Bow + 2 jewels + Agility + Insulation + Flaring 
19. Crown + 2 jewels + Agility + Insulation + Wind Walking 
20. Deacon Sword+2 jewels+ Fire resistance+ Strength +Hatchling 
21. Dimensional Bow + 2 jewels + Greed + Cold Resistance + Infernal Might 
22. Draconic Hatchet + 2 jewels + Antidote + Constitution + Banshee 
23. Dragon Stone + 2 jewels + Radiant + Shocking Grasp + Heart 
24. Drow Layered Chain + 2 jewels + Antidote + Constitution + Bone 
25. Drow Plate Mail + 2 jewels + Greed + Cold Resistance + Flickering 
26. Drow Shield + 2 jewels + Radiant + Shocking Grasp + Divination 
27. Eagle Orb + 2 jewels + Fire Resistance + Strength +Dragonet 
28. Elven Light Mail + 2 jewels + Agility + Insulation + Avalanch 
29. Elvish Light Plate + 2 jewels + Radiant + Shocking Grasp + Resolve 
30. Enchanted Robe + 2 jewels + Agility + Insulation + Flaring 
31. Flamberge + 2 jewels + Agility + Insulation +Flaring 
32. Fools Leather + 2 jewels + Greed + Cold Resistance + Contract 
33. Full Helm + 2 jewels + Radiant + Shocking Grasp + Holy Torch 
34. Gargoyle Head + 2 jewels + Agility + Insulation + Flaring 
35. Giant Axe + 2 jewels + Radiant + Shocking Grasp + Resolve 
36. Gnarled Staff + 2 jewels + Agility + Insulation + Sparks 
37. Gothic Shield + 2 jewels + Greed + Cold Resistance + Contract 
38. Grand Scepter + 2 jewels + Strength + Fire Resistance + Scales 
39. Great Axe + 2 jewels + Strength + Fire resistance + Scales 
40. Great Helm + 2 jewels + Strength + Fire resistance + Hatchling 
41. Great Maul + 2 jewels + Agility + Insulation + Sparks 
42. Greaves + 2 jewels + Antidote + Constitution + Ghast's Rune 
43. Halberd + 2 jewels + Antidote + Constitution + Chilling Touch 
44. Half Plated Gloves + 2 jewels + Antidote + Constitution + Warlock 
45. Hardened Flesh + 2 jewels + Fire Resistance + Strength + Knowledge 
46. Heavy belt + 2 jewels + Strength + Fire resistance + Scales 
47. Heavy Boots + 2 jewels + Fire Resistance + Strength + Fortitude 
48. Heavy Crossbow + 2 jewels + Antidote + Constitution + Shade 
49. Heavy Gloves + 2 jewels + Greed + Cold Resistance + Soulstealing 
50. Helm + 2 jewels + Insulation + Agility + Rune of the Earth 
51. Heraldic Shield + 2 jewels + Constitution + Antidote + Chilling Touch 
52. Hide Gloves + 2 jewels + Strength + Fire Resistance + Retribution 
53. Katana + 2 jewels + Greed + Cold Resistance + Contract 
54. Large Shield + 2 jewels + Agility + Insulation + Earth 
55. Leather Armor + 2 jewels + Greed + Cold Resistance + Petitioner 
56. Lich Knife + 2 jewels + Radiant + Shocking Grasp + Cleansing 
57. Light Belt + 2 jewels + Constitution + Antidote + Bone 
58. Light Plate + 2 jewels + Antidote + Constitution +? 
59. Light Plated Boots + 2 jewels + Greed + Cold Resistance + Rune of Infernal Might 
60. Long Mace + 2 jewels + Greed + Cold Resistance + Anarchy 
61. Maiden Javelin + 2 jewels + Radiant + Shocking Grasp + Blessed Strike 
62. Maiden Pike + 2 jewels + Antidote + Constitution + Banshee 
63. Mask + 2 jewels + Greed + Cold Resistance + Petitioner 
64. Maul + 2 jewels + Greed + Cold Resistance + Infernal Might 
65. Medium Shield + 2 jewels + Antidote + Constitution + Banshee 
66. Morning Star + 2 jewels + Radiant + Shocking Grasp + Last Rites 
67. Mortuarys Knife + 2 jewels + Antidote + Constitution + Ghast 
68. Mythril Chainmail + 2 jewels + Greed + Cold resistance + Flickering 
69. Mythril plate + 2 jewels + Radiant + Shocking Grasp + Guiding Hand 
70. Padded Armor + 2 jewels + Fire Resistance + Strength + Fortitude 
71. Plate Mail + 2 jewels + Strength + Fire resistance + Dragonet 
72. Plated Gloves + 2 jewels + Radiant + Shocking Grasp + Rune of the Heart 
73. Psyaxe + 2 jewels + Greed + Cold Resistance + Petitioner 
74. Reflex bow + 2 jewels + Radiant + Shocking Grasp + Blessed Strike 
75. Repeating Crossbow + 2 jewels + Fire Resistance + Strength + Knowledge 
76. Sabre + 2 jewels + Greed + Cold Resistance + Dark Sage 
77. Sash + 2 jewels + Greed + Cold Resistance + Gouging 
78. Scimitar + 2 jewels + Antidote + Constitution + Chilling Touch 
79. Shamanic Cleaver + 2 jewels + Agility + Insulation + Static 
80. Short War Bow + 2 jewels + Radiant + Shocking Grasp + Blessed Strike 
81. Small Shield + 2 jewels + Fire Resistance + Strength + Knowledge 
82. Spiked Bat + 2 jewels + Agility + Insulation + Winter's Cloak 
83. Spiked Bracers + 2 jewels + Strength + Fire resistance + Claw 
84. Spirit Sword + 2 jewels + Greed + Cold Resistance + Gouging 
85. Spiritual Staff + 2 jewels + Antidote + Constitution + Banshee 
86. Splint Mail + 2 jewels + Agility + Insulation + Sparks 
87. Studded Leather + 2 jewels + Antidote + Constitution + Banshee 
88. Symbolic Claws + 2 jewels + Radiant + Shocking Grasp + Guiding Hand 
89. Throwing Stars +2 jewels+ Fire Resistance + Strength + Fortitude 
90. Tigra Sword + 2 jewels + Antidote + Constitution + Bone 
91. Tower Shield + 2 jewels + Radiant + Shocking Grasp + Resolve 
92. Trident + 2 jewels + Radiant + Shocking Grasp + Holy Torch 
93. Vulcan Shield + 2 jewels + Strength + Fire resistance + Claw 
94. War Axe + 2 jewels + Antidote + Constitution + Shade 
95. War Hammer + 2 jewels + Radiant + Shocking Grasp + Blessed Strike 
96. War Scepter + 2 jewels + Agility + Insulation + Avalanch 
97. War Scythe + 2 jewels + Greed + Cold Resistance + Infernal Might 
98. War Staff + 2 jewels + Agility + Insulation +? 
99. Wrist Guards + 2 jewels + Agility + Insulation + Flaring 

Addendum: 
All recipes require the used item to be magic (blue). Rare or normal items won't work. You can use every type of jewel, they don't have to be magical. All the recipes are listed as: item + 2 jewels + potion 1 + potion 2 + rune 

Item upgrade recipes: 
normal rare weapon + perfect sapphire + Scales + Infernal Might 
exceptional rare weapon + perfect kyanite + Fiery Rain + Demonhide 
normal unique weapon + perfect emerald + Divination + Fortitude 
exceptional unique weapon + perfect chalcedony + Tempest + Incarceration 
normal rare armor + perfect amethyst + Bone + Last Rites 
exceptional rare armor + perfect tanzanite + Fire Drake + Falling Star 
normal unique armor + perfect diamond + Gast + Winter Cloak 
exceptional unique armor + perfect goshenite + Spirit + Seeking
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Clear Purpose + 2x Greed = Vampirism 