An Art Deco 14k white gold panel filigree bracelet with floral detailing and three raised onyx panels each set with a diamond by Ostby & Barton co.
Ostby and Barton Co. was founded by Engelhart Cornelius Ostby and Nathan Barton in 1879, they became well known for their high quality and beautifully made jewelry. Ostby was on his way home from a European trip to study jewelry design on board the Titanic when it sunk in 1912. He was accompanied by his daughter Helene who survived the tragedy and continued as a business partner designing jewelry into the 1950's.
Diamond Attributes: Three round diamonds
Gemstone Attributes: Three black onyx.
Setting Type: bead set diamonds and bezel set onyx.
Clasp Type: hidden box clasp with a safety latch and chain.
Metal: 14k white gold
Weight: 9.5 dwt.
Measurements: 7" long and 7"/16" wide.
Markings: O.B. 14K
Condition
One of the black onyx squares is cracked. The clasp has dings and dents causing the push levers to not be functional so the bracelet is held closed by the clasp only.