Applying Gold Highlights to Clock Case Carvings

This article focuses on applying gold highlights to pressed or carved decorative elements on clock cases, covering Rub 'n Buff wax-based gilding product application, using gold felt-tip pens for fine detail work, cleaning grooves before gold application, wiping excess from flat surfaces leaving gold only in recesses, and understanding that traditional gold highlighting technique enhances carved details making them more visible and providing authentic period appearance.

Understanding traditional gold highlighting

Purpose of gold accent work

Period clockmakers applied gold highlights to carved or pressed decorations making details more visible and adding visual richness. The gold caught light emphasizing dimensional work that would otherwise disappear into dark finish. This technique—sometimes called "gilding" though it's actually highlighting rather than full coverage—was standard finishing approach for quality cases. Modern restoration recreating these highlights restores authentic period appearance.

Original application methods

Traditional gold highlighting used various techniques: gold leaf applied to sized surfaces, bronze powders mixed with varnish, or gold paint applied by brush. The goal was always gold remaining in carved recesses while flat surfaces stayed clean. This created dramatic contrast between bright gold details and dark surrounding wood. Understanding original intent guides modern recreation using contemporary materials.

When highlighting is appropriate

Not all carved cases originally had gold highlighting—some relied on wood grain beauty alone. Research similar clocks or examine protected areas (inside, under hardware) for traces of original gold. If evidence exists, recreating highlights is authentic restoration. If no evidence appears, consider whether highlighting would enhance or detract from your specific case. When in doubt, conservative approach (no gold) preserves more options than adding inappropriate decoration.

Rub 'n Buff product and application

What Rub 'n Buff is

Rub 'n Buff is wax-based metallic finishing compound available in various metallic colors including multiple gold tones. The product combines metallic particles, wax, and lacquer-based solvent creating paste that spreads thinly, adheres to surfaces, then buffs to soft sheen. It's designed for craft and restoration work providing durable metallic finish without complexity of traditional gilding. Available at craft stores, hobby shops, and online suppliers.

Selecting appropriate gold tone

Rub 'n Buff offers several gold options: "Gold Leaf" (bright yellow-gold), "Antique Gold" (warmer, more subdued), and others. For clock cases, "Antique Gold" typically appears more authentic than bright "Gold Leaf." However, examine original traces if present to guide selection. Some restorers mix tones creating custom color. Purchase small tubes initially—little product covers large area.

Basic application technique

Apply Rub 'n Buff sparingly with fingertip, cotton swab, or small brush directly into carved grooves and recesses. Use minimal product—it spreads extensively. Work product into all carved details systematically. Let sit briefly (few minutes) allowing solvent to evaporate slightly. Then buff lightly with soft cloth, wiping harder on flat surfaces removing excess while leaving gold in grooves. The buffing reveals final appearance—gold remains only in recesses creating desired contrast.

Cleanup and excess removal

Excess Rub 'n Buff on flat surfaces wipes away with soft cloth. If dried excess resists removal, light wipe with lacquer thinner-dampened cloth dissolves it without affecting shellac underneath (lacquer thinner doesn't harm cured shellac). Work carefully avoiding excessive thinner that could spread gold smear rather than removing it. Multiple light buffing passes produce cleaner results than single aggressive wipe.

Gold felt-tip pen method

When pens work better

Artist's gold paint pens (available at art supply and craft stores) provide precise application for very fine carved details. The firm tip reaches into narrow grooves that fingers or brushes can't access effectively. Pens excel for delicate work requiring steady hand and precision. However, pen gold is less durable than Rub 'n Buff and more difficult to control—excess is harder to remove cleanly.

Application with toothpick technique

Rather than applying pen directly to carving (which often deposits too much), use toothpick as applicator. Touch toothpick tip to pen nib transferring small amount of gold paint, then apply to carved detail with toothpick. This provides better control than pen's own tip. Work slowly—mistakes are difficult to correct. This method suits restorers with very steady hands working on fine details.

Durability concerns

Gold from felt-tip pens is essentially metallic paint suspended in volatile solvent. After drying, it lacks wax-based Rub 'n Buff's durability. Subsequent polishing or handling may remove pen gold. If using pen method, consider protecting dried gold with light spray of clear finish. However, this adds complexity compared to Rub 'n Buff's built-in durability. For most applications, Rub 'n Buff produces more lasting results.

Preparing surfaces before gold application

Cleaning carved grooves thoroughly

Dirt, old wax, and finish buildup in carved recesses prevent proper gold adhesion. Before applying highlights, clean grooves with wooden toothpicks, dental tools, or soft brushes removing accumulated debris. This cleaning also reveals carving details that may have been obscured. Taking time for thorough cleaning dramatically improves final highlighting quality. Rushed preparation produces mediocre results regardless of gold application skill.

Light sanding for fresh surface

After cleaning grooves, very light sanding with fine paper (400+ grit) in carved areas provides slightly rough surface improving gold adhesion. Work carefully—aggressive sanding removes carved details you're trying to highlight. The goal is light scuffing creating tooth for gold, not reshaping carvings. This preparation step makes significant difference in gold durability.

Ensuring finish is cured

Don't apply gold highlights to freshly refinished cases. Shellac or other finishes must cure completely (minimum one week, longer for lacquer) before gold application. Applying gold to uncured finish risks chemical interaction or gold sinking into soft finish rather than sitting on surface. Patience allowing complete cure prevents problems from premature decoration.

Alternative highlighting methods

Shoe polish cream technique

Gold-colored shoe polish cream provides inexpensive alternative to Rub 'n Buff for testing whether highlighting suits your case. Application method is identical—work into grooves, buff excess from flat surfaces. However, shoe polish is significantly less durable than Rub 'n Buff and may require periodic renewal. Consider it for experimental work determining if you like highlighted appearance before investing in proper materials.

Traditional bronze powder and varnish

Period craftsmen mixed bronze metallic powders with varnish creating gold paint applied to carvings. This traditional approach produces authentic results but requires sourcing bronze powders and mastering mixing proportions. The dried mixture provides excellent durability. However, for occasional restoration work, Rub 'n Buff offers comparable results with significantly less complexity. Reserve bronze powder method for historically accurate museum-quality restoration.

Gold leaf for exceptional work

True gold leaf application represents highest quality highlighting but requires specialized skills and materials. The process involves applying size (adhesive), carefully laying gold leaf, then burnishing and sealing. Results are spectacular but technique demands practice and patience. For valuable clocks or professional-level restoration, gold leaf produces unmatched appearance. However, Rub 'n Buff serves admirably for most amateur restoration providing good results without gold leaf's complexity.

Protecting applied gold highlights

Sealing with shellac

After Rub 'n Buff or other gold application dries completely (24 hours), light shellac coat over entire decorated area seals gold providing additional protection. Apply thin shellac coat carefully—heavy application may dissolve and spread gold. The shellac also integrates highlights with surrounding finish creating unified appearance. This protective step significantly extends gold durability.

When NOT to seal gold

If applied gold on lacquered surface, don't seal with shellac—use lacquer instead matching existing finish. Shellac over lacquer creates compatibility problems. Similarly, if case will receive additional finish coats anyway, separate sealing of gold isn't necessary—subsequent finishing coats provide protection. Sealing is primarily necessary when applying gold to already-finished surfaces receiving no additional coating.

Wax as final protection

After all finishing including gold sealing is complete, paste wax application provides renewable outer protection. The wax doesn't specifically seal gold but protects entire finish system. Regular wax renewal maintains protection indefinitely. This traditional finishing approach—shellac sealed by wax—suits period clocks while providing excellent durability.

Common highlighting mistakes to avoid

Using too much product

Most common error is applying excessive Rub 'n Buff or gold paint. A little goes extremely far—single small tube highlights multiple clocks. Excess product creates thick buildup difficult to remove from flat surfaces. It also obscures carved details rather than enhancing them. Always start with minimal product, adding more only if coverage is inadequate. Restraint produces better results than generosity with metallic products.

Insufficient buffing

Gold remaining on flat surfaces around carvings looks messy rather than highlighted. Aggressive buffing with clean soft cloth removes all gold from flat areas while leaving it in grooves. This contrast—bright gold in recesses, clean dark flat surfaces—creates proper highlighting effect. Timid buffing leaves gold smear destroying intended appearance. Don't fear damaging work through vigorous buffing of flat areas.

FAQs

What is Rub 'n Buff and where do I get it?

Rub 'n Buff is wax-based metallic finishing compound available in various gold tones. It combines metallic particles, wax, and lacquer-based solvent creating paste that buffs to soft sheen. Available at craft stores, hobby shops carrying decoupage/antiquing supplies, and online. Small tubes cost $6-10 and cover large area.

How do I apply Rub 'n Buff to carved details?

Apply sparingly with fingertip, cotton swab, or small brush directly into carved grooves. Use minimal product—it spreads extensively. Let sit few minutes, then buff with soft cloth. Wipe hard on flat surfaces removing excess while leaving gold in grooves. This creates contrast between bright gold details and dark flat surfaces.

Can I use gold felt-tip pens instead?

Artist's gold paint pens provide precise application for very fine details. Touch toothpick to pen nib, then apply to carvings with toothpick for control. However, pen gold is less durable than Rub 'n Buff and more difficult to work with. Rub 'n Buff produces more lasting results for most applications.

How do I remove excess Rub 'n Buff from flat surfaces?

Buff vigorously with soft cloth. If dried excess resists removal, light wipe with lacquer thinner-dampened cloth dissolves it without harming cured shellac underneath. Work carefully with minimal thinner. Multiple light buffing passes produce cleaner results than single aggressive wipe.

Should I clean carvings before applying gold?

Yes, thoroughly clean carved grooves with wooden toothpicks, dental tools, or soft brushes removing dirt, old wax, and finish buildup. Light sanding (400+ grit) provides slightly rough surface improving gold adhesion. Proper preparation dramatically improves highlighting quality and durability.

Do I need to seal gold highlights after application?

After Rub 'n Buff dries (24 hours), thin shellac coat seals gold providing additional protection. Apply carefully—heavy application may dissolve and spread gold. This significantly extends durability. Final paste wax application protects entire finish system.

How do I know if my clock originally had gold highlighting?

Research similar clocks or examine protected areas (inside, under hardware) for traces of original gold. If evidence exists, recreating highlights is authentic restoration. If no evidence appears, consider whether highlighting would enhance your specific case. When in doubt, conservative approach preserves more options.