[Garkin]

Hm, I have no idea how it works But I have tested it with:
Plague Mask: |H1:item:4326:40:50:0:0:0:0:0:0:0:0:0:0:0:0:4:0:0:10000:0|h|h
Fel Arm Crops of Stamina: |H1:item:45081:81:50:26588:81:50:0:0:0:0:0:0:0:0:0:5:0:0:10000:0|h|h
Helmet of the Night Mother: |H1:item:48953:147:50:26582:114:50:0:0:0:0:0:0:0:0:0:19:1:1:10000:0|h|h

- VR ranks starts with quality 39 (fine VR1)
- Maximum quality value seems to be 355 (legendary VR12)



Quality table:
Trash:
n/a

Normal:
VR1: 111, 125, 178, 324
VR2: 112, 126, 179, 325
VR3: 113, 127, 180, 326
VR4: 114, 128, 181, 327
VR5: 115, 129, 182, 328
VR6: 116, 130, 183, 329
VR7: 117, 131, 184, 330
VR8: 118, 132, 185, 331
VR9: 119, 133, 186, 332
VR10: 120, 134, 187, 333
VR11: 235, 236, 241, 334
VR12: 253, 254, 259, 335
VR13: 271, 272, 277, 336
VR14: 289, 290, 295, 337
VR15: 307, 308, 313, 338

Fine:
VR1: 39, 51, 135, 188, 339
VR2: 40, 52, 136, 189, 340
VR3: 41, 53, 137, 190, 341
VR4: 42, 54, 138, 191, 342
VR5: 43, 55, 139, 192, 343
VR6: 44, 56, 140, 193, 344
VR7: 45, 57, 141, 194, 345
VR8: 46, 58, 142, 195, 346
VR9: 47, 59, 143, 196, 347
VR10: 48, 60, 144, 197, 348
VR11: 228, 229, 237, 242, 349
VR12: 246, 247, 255, 260, 350
VR13: 264, 265, 273, 278, 351
VR14: 282, 283, 291, 296, 352
VR15: 300, 301, 309, 314, 353

Superior:
VR1: 61, 81, 145, 198
VR2: 62, 82, 146, 199
VR3: 63, 83, 147, 200
VR4: 64, 84, 148, 201
VR5: 65, 85, 149, 202
VR6: 66, 86, 150, 203
VR7: 67, 87, 151, 204
VR8: 68, 88, 152, 205
VR9: 69, 89, 153, 206
VR10: 70, 90, 154, 207
VR11: 230, 232, 238, 243
VR12: 248, 250, 256, 261
VR13: 266, 268, 274, 279
VR14: 284, 286, 292, 297
VR15: 302, 304, 310, 315

Epic:
VR1: 71, 91, 155, 208
VR2: 72, 92, 156, 209
VR3: 73, 93, 157, 210
VR4: 74, 94, 158, 211
VR5: 75, 95, 159, 212
VR6: 76, 96, 160, 213
VR7: 77, 97, 161, 214
VR8: 78, 98, 162, 215
VR9: 79, 99, 163, 216
VR10: 80, 100, 164, 217
VR11: 231, 233, 239, 244
VR12: 249, 251, 257, 262, 354
VR13: 267, 269, 275, 280
VR14: 285, 287, 293, 298
VR15: 303, 305, 311, 316

Legendary:
VR1: 101, 165, 218
VR2: 102, 166, 219
VR3: 103, 167, 220
VR4: 104, 168, 221
VR5: 105, 169, 222
VR6: 106, 170, 223
VR7: 107, 171, 224
VR8: 108, 172, 225
VR9: 109, 173, 226
VR10: 110, 174, 227
VR11: 234, 240, 245
VR12: 252, 258, 263, 355
VR13: 270, 276, 281
VR14: 288, 294, 299
VR15: 306, 312, 317