Ernest Borel Cocktail Watch – Rotating Kaleidoscope Dial

Vintage Ernest Borel Cocktail Watch – Rotating Kaleidoscope Dial

Brand: Ernest Borel
Model: Cocktail
Reference Number: 358400 E (engraved on the case back)
Movement: Manual-winding mechanical
Case Material: Gold-plated stainless steel
Case Back: Stainless steel, snap-on type, engraved with Ernest Borel logo and reference number
Dial: Black and gold kaleidoscope-style rotating disk dial with red-tipped hands
Crystal: Domed acrylic
Case Diameter: Approx. 34mm (excluding crown)
Lug Width: 18mm
Strap: New black leather strap with stitched edges and gold-tone buckle
Lug to Lug: Approx. 40mm
Crown: Gold-tone, unsigned
Functions: Hours, Minutes
Country of Manufacture: Switzerland
Patents: “Swiss Patent” and “Mod. Déposé” markings on dial
Condition:

• Dial: Excellent, original rotating kaleidoscope pattern still vibrant

• Case: Good vintage condition with minor signs of wear and plating loss at the lugs

• Crystal: Light scratches consistent with age, no major cracks

• Movement: Recently serviced and working smoothly

• Strap: Brand new aftermarket strap

Description:

This is a stunning vintage Ernest Borel Cocktail watch, known for its mesmerizing “kaleidoscope” dial that rotates as the seconds pass, creating a hypnotic visual effect. This Swiss-made timepiece is both a functional wristwatch and a piece of kinetic art, reflecting the creativity and flair of mid-century design.

Housed in a gold-plated case with a stainless steel back, this particular model carries the iconic reference 358400 E. The black and gold motif, paired with red arrow-tipped hands, gives it a striking and elegant look perfect for collectors and vintage enthusiasts.

These Cocktail watches were marketed primarily toward ladies but were also embraced by men due to their unique and captivating aesthetic. This example is unisex in size, suitable for smaller wrists or those who prefer a dressier vintage look.

Why Collectors Love It:

• Unique rotating dial that never fails to draw attention

• A classic piece of horological whimsy from the 1950s–60s

• Serviced and ready to wear or display

• A conversation starter and collectible vintage Swiss watch