18 KY Gold Watch Case Back Screws

These case back screws are made of 18 Karat yellow gold and come in the most popular sizes to fit the needs of the high grade watches you are working on. Each case back screw has a length is 2.20 mm no matter what the thread size is. The screws are sold individually.

• Made of 18 Karat yellow gold
• The thread size .70 mm has a head diameter of 1.70 mm and the overall length is 2.20 mm
• The thread size .80 mm has a head diameter of 1.70 mm and the overall length is 2.20 mm
• The thread size .90 mm has a head diameter of 1.70 mm and the overall length is 2.20 mm
• The thread size 1.00 mm has a head diameter of 1.70 mm and the overall length is 2.20 mm
• Sold individually