| Trademark / Brand Name |
Class(es) |
| CG CLEAR GEMS +diamond line |
14, 35 |
| CGI CRYSTALLINE +diamond |
41 |
| CHAND tobacco +diamond |
34 |
| CHARMS CASTLE +diamond arro |
16 |
| CHATHAMKULAM +diamond & ova |
37 |
| CHATHAMKULAM +diamond circl |
35 |
| CHIKLIT +diamond & flower |
30 |
| CINN +diamond |
42 |
| CITIZEN +diamond |
7 |
| CITY GOLD +diamond & circle |
14 |
| CJ +diamond & square |
14 |
| CJ CHAND JEWELLERS +diamond |
14 |
| CLASSIC DIAMONDS +diamond |
23 |
| CLICHE +diamond |
43 |
| CMA 916 KDM +diamond |
35 |
| CN JEWELLERS +diamond squar |
14 |
| CNB +diamond |
14 |
| CO HINOOR +diamond |
9 |
| COBRA +diamond |
7 |
| COLORS 'N' JEWELS +diamond |
14 |
| COLORS-D diamond +square |
14 |
| COLUMBUS diamond +man |
26 |
| CONIDA +star & diamond |
7 |
| CONTROLL +diamond & plant |
5 |
| COOLGUYS SHINGAR +diamond |
25 |
| CORE +diamond |
14 |
| COVALENT +diamond |
25 |
| CRADLE OF LOVE +diamond |
14 |
| CREST +diamond |
14 |
| CRISTAL +diamond |
6, 7 |
| CRISTEL +diamond & circle |
11 |
| CRIZORA +diamond |
11 |
| CROWN +diamond |
7 |
| CROWN DIAMOND +diamond oval |
41 |
| CRYSTAL +diamond |
12, 16, 19, 20, 21, 29, 32 |
| CRYSTAL +diamond & square |
6, 30, 37 |
| CRYSTAL +birds & diamond |
3 |
| diamond |
44 |
| CRYSTAL GRANITO +diamond |
19 |
| CRYSTAL MANTAS +diamond |
24 |
| CRYSTAL METAR +diamond |
9 |
| CRYSTAL RECTO +diamond |
19 |
| CRYSTAL RED LINE +diamond |
21 |
| CRYSTAL brand +diamond |
30 |
| CRYSTAL marbo +diamond |
19 |
| CRYSTAL rusto +diamond |
19 |
| CRYSTILIA +diamond |
6 |
| CSJ +arc & diamond |
14 |
| CUSHELLA +diamond |
14 |
| CUT N CARAT +diamond |
14 |
| D diamond +circle |
14 |
| D +diamond |
8, 35, 40 |
| D +diamond & arcs |
14 |
| D +diamond & hand |
14 |
| D +diamond & oval |
14 |
| D BAR +diamond & square |
43 |
| D DANIA diamond jewellery |
14 |
| diamond |
14 |
| D DAZZLE +diamond |
14 |
| D DEV STAR +hand & diamond |
14 |
| D DIA SPARK +diamond |
14 |
| D DIAMAX +diamond |
7 |
| D DIAMOND +diamond & pins |
16 |
| D DIAMOND GALLERY +diamond |
35 |
| D DJEWELS +diamond & square |
14 |
| D GEM MOUNT +diamond |
14 |
| D SRIA FASHIONS +diamond |
14 |
| D'ARL diamond jewellery |
14 |
| D.E. +diamond & triangles |
31 |
| D.K.R. JEWELLERY +diamond |
14 |
| DADURAM diamond tea |
30 |
| DANCING diamond |
14 |
| DANOG +spade diamond heart |
28 |
| DBP +diamond |
6, 11 |
| DBP +diamond & arcs |
11 |
| DC diamond CONSTELLATION |
14 |
| DCC red diamond +flower |
9 |
| DCORE MATRIMONY +diamond |
45 |
| DCW DIAMOND +diamond & cow |
6 |
| DD +diamond |
35 |
| DD +diamond & square |
24 |
| DD D-DEV DIAMONDS +diamond |
14 |
| DD DIAMOND DEMANDS +diamond |
35 |
| DEEP GOLD +diamond |
16 |
| DEEPA gold diamond silver |
35 |
| diamond |
9 |
| DESIGN NO. WINLAM +diamond |
19 |
| DESIGN TRENDS +diamond |
14 |
| DESIGNER DIAMONDS +diamond |
14 |
| DESIRE +diamond |
14 |
| DEVAAYA +diamond |
14, 35 |
| DEVII JEWELLERS +diamond |
14 |
| DFJ +diamond |
14 |
| DG +diamond |
14 |
| DG'S +diamond |
26 |
| DGW +diamond |
19 |
| DH DIAMOND HOUSE +diamond |
14 |
| DH DIAMOND HUT +diamond |
14 |
| DHAKAN +hands & diamond |
14 |
| DHC HALLMARKING +diamond |
35 |
