Description.1.Size and weight: length(perimeter) is 16.5cm which means inner diameter is about 5.25cm, 15g2. Material: made by alloy, crystal, and inlaid artificial diamonds3. Excellent gift for Anniversaries, Brides, Wedding Party, Holiday, Graduations, Birthdays, valentine day or just as a surprise to someone you care about.1.Size and weight: length(perimeter) is 16.5cm which means inner diameter is about 5.25cm, 15g2. Material: made by alloy, crystal, and inlaid artificial diamonds3. Excellent gift for Anniversaries, Brides, Wedding Party, Holiday, Graduations, Birthdays, valentine day or just as a surprise to someone you care about.1.Size and weight: length(perimeter) is 16.5cm which means inner diameter is about 5.25cm, 15g2. Material: made by alloy, crystal, and inlaid artificial diamonds3.Excellent gift for Anniversaries, Brides, Wedding Party, Holiday, Graduations, Birthdays, valentine day or just as a surprise to someone you care about.1.Size and weight: length(perimeter) is 16.5cm which means inner diameter is about 5.25cm, 15g2. Material: made by alloy, crystal, and inlaid artificial diamonds3. Excellent gift for Anniversaries, Brides, Wedding Party, Holiday, Graduations, Birthdays, valentine day or just as a surprise to someone you care about.1.Size and weight: length(perimeter) is 16.5cm which means inner diameter is about 5.25cm, 15g2. Material: made by alloy, crystal, and inlaid artificial diamonds3. Excellent gift for Anniversaries, Brides, Wedding Party, Holiday, Graduations, Birthdays, valentine day or just as a surprise to someone you care about.1.Size and weight: length(perimeter) is 16.5cm which means inner diameter is about 5.25cm, 15g2. Material: made by alloy, crystal, and inlaid artificial diamonds3. Excellent gift for Anniversaries, Brides, Wedding Party, Holiday, Graduations, Birthdays, valentine day or just as a surprise to someone you care about.1.Size and weight: length(perimeter) is 16.5cm which means inner diameter is about 5.25cm, 15g2. Material: made by alloy, crystal, and inlaid artificial diamonds3.Excellent gift for Anniversaries, Brides, Wedding Party, Holiday, Graduations, Birthdays, valentine day or just as a surprise to someone you care about.