Theme: Earth by Pizero
This is a free theme from Pizero, which is compatible with S60 v3 and Symbian^1 devices. You can get this theme free from Ovi Store. If you are surfing from your phone, the Ovi Store link for this theme is store.ovi.com/content/26177, or just search for Earth by Pizero in the Ovi Store app.
This free theme is a lite version with the default icon-set, but if you like this theme and would like to get it with a custom icon-set, you can check out the Earth Pro theme from Pizero.