Brands
- Gran Premio Argentino
- Grand Seiko
- Grosvenor
- Gruen
- Gucci
- Gustave Serrurier-Bovy
- H & H Curtis
- H H Godwin
- H Hansen
- H Richardson
- H Samuel
- H W Withers
- H. Golay
- H.Hoffman
- Haji
- Hales
- Hamilton
- Hamilton & Inches
- Hammer
- Hampden
- Handmade
- Hanhart
- Hans Jensen
- Hanson
- Hardy Bros
- Hardy Bros.
- Hardy Brothers
- Harrison
- Harrison Brothers & Howson
- Hawksworth, Eyre & Co
- Hawley
- HDS