Many of our customers have found that trying on wedding bands in different widths is the easiest way to determine their exact ring size. The black circle should trace the inside of your ring.The best and most accurate way to find a ring size is to have your finger professionally measured with a ring in the same millimeter (mm) width as the ring you are considering purchasing. The number aligned with slot line is your ring sizeĢ:Place a ring that fits intended finger you are shopping for on each circle until you find one that matches. Slide the end tab of sizing tool through slot Ring Size Here vertical line and wrap the sizer around the base of the finger. This will be helpful for you to compare with the chart that is mentioned below.ġ: Print out the Ring Size guide and cut out the sizing tool. When it becomes a complete circle, make a mark on such string. You can either make use of a tape or a small piece of string to measure the area that will be occupied by the ring. This is a chart that will be extremely helpful for you to determine the ring size that you need. The vast majority of untrained observers (and many gemologists) cannot distinguish a color grade from the one just above or below unless the diamonds are compared side by side in a controlled environment.Ĭolor becomes more important as carat weight increases, because color is easier to perceive in a larger diamond, just as a carafe of white wine shows more color than a single glass. The face down orientation makes the detection of body color easier because brightness and fire are minimized when the diamond is face down. The colors you see below are slightly exaggerated, since viewing diamonds face down makes their body color more pronounced. Each diamond to be graded is compared to the master set to determine where it should fall on the diamond color scale. The photo shows a master set used by gemologists to grade color in diamonds. True fancy colored diamonds (such as yellows, pinks, and blues) are graded on a separate color scale. All D-Z diamonds are considered white, even though they contain varying degrees of color. The GIA grades diamonds on a scale of D (colorless) through Z (light color). The diamond industry has adopted the GIA diamond color scale almost every diamond sold today is rated using the GIA color scale, whether it was actually certified by the GIA or not. Minor differences in diamond color detected in this environment are very difficult if not impossible to detect in a normal environment. This allows the color of the diamond to be accurately measured. The less body color in a white diamond, the more true color it will reflect, and thus the greater its value.Įvery Lumera Diamond has been assigned a color grade by the GIA in a viewing environment specially designed to eliminate color from surrounding surfaces as well as the light source itself. However in a white diamond, the presence of a yellow tint will lower the price of a diamond.
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