Bergeon 5402 Waterproof Tester Zenith® buckles Prevents oxidation and is odourless

Prevents oxidation and is odourless and non-toxic

90 mm is 1

Overall length 3 1/2"

Genuine Tissot® Gold colour

Bergeon 5402 Waterproof Tester Zenith® buckles Prevents oxidation and is odourlessBergeon 5402 Waterproof Tester Bergeon 5402 waterproof tester is for watches with 2 piece stems (split stems). Specially designed air pressure apparatus to test water tightness of watches with two piece stems, without the penetration of water. Procedure is simple. Remove the crown and mount it on the metal pipe on the pump nozzle, then place the watch on the fan shaped support, engaging the case tube into the nylon pump nozzle. Pull the piston as far