Seiko 6139A 21j 122613 Center Wheel Cock/Bridge w/screwSeiko 6139A 21j 122613 Center Wheel Cock Bridge with 1 screw. The Center Wheel Cock Bridge is an authentic part from a watch movement by Seiko.

Invest in the best and experience the difference in your watch's performance

IWC 852 0105 Barrel Bridge with 2 screws

this essential part ensures your watch ticks with perfect accuracy

this center wheel is the driving force behind the accuracy and reliability that Seiko watches are renowned for

Seiko 4R36 0161300 Pallet Bridge/Cock with 2 screws

The Reverser Spring is an authentic part from a watch movement by Gruen

providing reliable functionality with every turn

Invest in the Seiko 7025A 381004 Click and experience the perfect blend of tradition and technology that keeps your watch ticking flawlessly

Precision in every tick with Longines 22L 0210 Third Wheel

providing a smooth and effortless experience

Choose Gruen—where every second counts and every detail matters

it's a testament to Longines' commitment to horological perfection