This appears to be a vintage Mediterranean olive green glass bottle, possibly a capers bottle, dating back to the 1800s or early 1900s. Key features include: Shape: Eight-sided or hexagonal. Color: Olive green. Material: Glass. Closure: Likely a metal or brass cap. Markings: Some may have a letter "C" on the bottom. These bottles were often used for storing sauces, capers, and other condiments. Similar bottles may also have been used as ink bottles or perfume bottles. This bottle is in good condition. The cap/lid is rusty. This one has the letter C mark on the bottom. Thank you for viewing. God bless you. C50 These bottles were often used for storing sauces, capers, and other condiments. Similar bottles may also have been used as ink bottles or perfume bottles. The bottles are popular among collec