Numerous old time lotto gamers have their own way of picking numbers.
Choose the digits from the bowl without looking right until you have picked enough lotto numbers. Lots of old time lottery players have their own way of choosing numbers.

However, blue, yellow and green diamond studs are accessible online.
Any netbook can do that, so playing Counter-Strike will become a no-issue. How to choose the right diamond size: most people can not visualize diamonds by weight, here is an opportune starting location.