Rado DiaStar Original | Scratchproof Watch | Hardmetal | R12403633

A Revolution in Durability Since 1962

In 1962, Rado unveiled the DiaStar Original—the world’s first scratch-proof watch—answering a universal frustration with a radical solution. Built from pioneering hardmetal and capped with a sapphire crystal, it was engineered to keep its brilliance intact for a lifetime. This modern reference continues that uncompromising mission with the same material mastery that made the original a legend.

The Anatomy of a Scratch-Proof Icon

• Reference Number: R12403633
• The Hardmetal Bezel: Rado’s signature hardmetal bezel delivers exceptional surface hardness, preserving its lustre through daily wear.
• The Scratch-Resistant Sapphire Crystal: A resilient sapphire crystal protects the dial, maintaining clarity and beauty over time.
• The Iconic Case Shape: The broad, oval-shaped “shield” case frames a round dial—instantly recognizable and purposefully protective.
• Calendar Function: Clean date display for at-a-glance practicality.
• The Automatic Calibre: Swiss automatic movement with a 38-hour power reserve for dependable, self-winding performance.
• Bracelet: Stainless steel, dual-tone gold and silver for a refined, enduring presence on the wrist.
• Case Size: 27.3 mm
• Water Resistance: 30 m

The Curator’s Insight:
In 1962, calling a watch “scratch-proof” wasn’t marketing—it was a material science breakthrough. DiaStar established Rado as the true Master of Materials and set a trajectory of innovation that still defines the brand today.

A Legacy of Unparalleled Durability

The DiaStar Original is not merely a design—it is a milestone in watchmaking history. This reference embodies the genesis of Rado’s philosophy: performance through advanced materials, design that endures. A pioneering spirit, preserved for the present and ready for the future.

This Watch is Ideal For...

• The history enthusiast who collects horological game-changers.
• The individual who values ultimate durability and longevity.
• The Rado purist seeking the original brand icon.