Double Lined Ring
Is two really better than one? Well, it sure is. The double lined ring is a classic. They key is looking like you tried without actually having to try.
Care: An anti-sensitivity and non-tarnish piece. Sturdy to be used daily even to the shower, expect scratches and loss of shine with heavy exposure to water and sweat after time.
Inner diameter for size 6: 1.7cm, size 7: 1.8cm, size 8: 1.9cm
Use a thin string to wrap around your finger, it shall not be too tight as you might get a bigger ring later. Measure the length of the surrounded string, pick your size here:
Size 6: 5.18cm
Size 7: 5.43cm (Most M sized Asian ladies)
Size 8: 5.72cm