Seiko 4R34 0100 Main PlateSeiko 4R34 0100 Main Plate. Jewels all look great. The Main Plate is an authentic part from a watch movement by Seiko.

knowing you’re building on a legacy of innovation

Whether you're an avid collector or a professional watchmaker

Choose LeCoultre for components that reflect the artistry and innovation of fine Swiss watchmaking

this hour wheel is designed to keep your timepiece running smoothly and accurately

With Hamilton 687 Watch hands

Seiko 6139 0721 Balance Complete with 1 screw

and your watch reflect the drive you bring to every day

Unlock Timeless Precision with Omega's Cal

providing the reliability and accuracy you expect from a trusted brand

Trust Longines to deliver the best in every detail

Introducing the Hamilton 721 0125 Pallet Bridge/Cock with screw

Turn time in your favor with the LeCoultre 807 0210 Third Wheel—where precision meets possibility