This the picture of the necklace is 20 mm diameter.
The length of the chain by your own choice.
United States:General 8 - 12 days can be reach.
Other countries:General 15 - 25 days to reach.
If you need to the fast ship, need additional transportation costs 30 dollars,General 5-7 days to reach.
Do you have any questions, just ask me, I will reply you within 24 hours.