VINTAGE 15 JEWELS BULOVA 17AH FIFTH AVENUE NY POCKETWATCH IN ORIGINAL CASE -WORKS WELL. This is a vintage gold plated working pocketwatch from renowned maker Bulova in the original case. This is a 15 Jewels Pocketwatch from Bulova with the model number “17AH” on the inside. The inside of the back of the casing is marked with the number, “6159989″ and is also marked Bulova New York 10 karat rolled gold plated. Pocketwatch is in good working condition overall. Please examine pictures for design and condition detail. Inside of red felt box case is marked “Bulova Fifth Avenue New York”. Watch measures just over 1.5 in diameter. Wonderful old Bulova brand pocketwatch in original case would be a great find for your collection. Don’t miss it. It’s probably a size 12 (12s) pocket watch! 12 39.79 mm 47/30″ = 1.567″. 14 41.49 mm 49/30″ = 1.633″. 16 43.18 mm 51/30″ = 1.7″. 18 44.87 mm 53/30″ = 1.767″.