Chain length is 17.5 inch It is very LIGHT because the best quality material is used in our products. Its elegant appearance is made by jewelry. All of our products are the highest quality jewelry products called “WATERPROOF ” in the world. So it can be used in water, shower, sea or pool. Condition: Brand New *Color: gold *Size; OS *18k gold Filled Has rhodium finish for extra shine and also extra protection *Quantity: one piece *100 % lead and nickel free *100 % hypoallergenic *Will not tarnish or fade *Perfect for gift,holiday,Christmas,birthday,vacation,Mother's day,Valentine's day