CONVEX BAROMETER GLASS WITH NEEDLE ø 3 7/8 OR 9,8 CM. Original convex barometer glass with needle. Used item signs of use. It is Ø 3 7/8? Or 9,8 cm and 2 mm or 0,080? We can deliver parts for all types of Dutch clocks. Zaandam clock -Schippertje clock -Friesian tail clock [...]