Free Plan: Walnut and Ash Mosaic Wall Clock

Two woods, clear epoxy, and a basic clock movement — with the failed deep pour documented so you can avoid it.

Free download. No signup required.

  • 12-page PDF
  • Material and cut list
  • Four-layer epoxy sequence
Finished walnut and ash mosaic wall clock set in clear epoxy

Photo: ZacBuilds (Instructables), licensed under CC BY-SA 4.0.

The pattern looks complicated because the light ash and dark walnut keep changing direction. The actual build is a careful strip glue-up, a sealed mold, and enough patience to let each epoxy layer cure.

The first deep pour on the original build failed. The successful version used four 1/4-inch layers with 24 hours between pours. That mistake is part of the plan because it is the most useful lesson in the whole project.

After the epoxy cures, the panel is sanded smooth, finished with oil, fitted with a basic quartz clock movement, and hung on a French cleat.

Project at a Glance

Difficulty
Intermediate
Main materials
Walnut and ash strips, clear casting epoxy, quartz clock movement
Finished mold size
12-1/2 x 20 inches
Build time
2-5 days, plus epoxy cure time
Tools needed
Table saw, miter saw, planer or hand plane, chisel, clamps, sander, drill
Page count
12-page PDF

Before you mix:

Read the maximum pour depth and mixing ratio on your epoxy label. Products differ. Seal the mold completely, wear gloves and eye protection, keep the shop ventilated, and use thin layers when the product calls for them.

This clock is a good reminder that the final look usually depends on the unglamorous parts: consistent strips, a flat glue-up, a mold that does not leak, and a sanding sequence you do not rush.

Those habits carry into nearly every project in the shop, and the next project that needs them is already drawn: same strips, same flat glue-up, a different piece at the end.

What one of the plans looks like

One plan, front to back

Every plan in the library comes with the same three things: a cut list you can total before the lumber run, measurements on every part so nothing gets scaled off a photo, and step-by-step instructions from rough stock to finish. That is the layer this clock plan gave you, sixteen thousand more times.

The library covers furniture, shop jigs, outdoor builds and small projects, beginner to advanced. It works with a few hand tools or a full shop, and you keep it for good.

Disclosure: Some links on this page are affiliate links. If you buy through them, I may earn a commission at no additional cost to you.

Also worth a look: the technique layer

Woodworking Secrets is a printed book on layout, cutting, joinery and finishing, the part a plan leaves out. The publisher sends it at no charge and you cover the shipping. It ships to US addresses. On the order page there is a box for a trial membership that is already ticked — untick it if you only want the book.

See the book →