The Custom Seiko Mod "Seitona" Rainbow Edition is an avant-garde masterpiece that seamlessly merges the high-performance heritage of racing chronographs with the vibrant opulence of high-jewelry aesthetics. Meticulously hand-assembled by independent horological studios, this timepiece features a stunning white Mother of Pearl or sunburst dial inspired by the legendary "Rainbow Daytona" design, providing a clean, elegant backdrop for its rose gold accents. The watch is elevated by a custom-set bezel adorned with a spectrum of multi-colored gemstones that capture and refract light from every angle, creating a bold, luxurious presence on the wrist. Housed in a 40mm 316L stainless steel case with a premium rose gold PVD finish, it offers a robust yet refined silhouette that sits comfortably and securely. This bespoke creation is designed for the modern collector who seeks the prestige of an iconic silhouette through a unique, artisanal build that stands apart from standard factory releases. Beyond its visual appeal, every component is selected to bridge the gap between high-fashion horology and everyday durability, making it as reliable as it is visually arresting. It serves as a testament to the art of "modding," offering a personalized alternative to mass-produced luxury watches while maintaining a professional, factory-quality finish.

Model Type	• Custom Seiko "Seitona" Rainbow Chronograph Luxury Modification • Expertly hand-assembled with premium-tier rose gold PVD components • A unique artistic modification blending iconic racing design with a high-jewelry aesthetic
Case Material	• 316L Surgical-Grade Stainless Steel with a premium rose gold laminate finish • Features iconic "Daytona" style screw-down pushers and integrated crown guards • Equipped with a reinforced solid screw-down case back for enhanced internal protection
Case Diameter	• Versatile 40mm case diameter designed for a classic, sporty, and prominent fit • Slim 12mm profile engineered to sit flat and secure for a seamless wrist presence • Ergonomic lug design tailored for a comfortable and balanced feel during daily wear
Movement	• Reliable Seiko VK63 Mecha-Quartz Chronograph Hybrid Caliber • Combines quartz accuracy with a mechanical-style sweeping chronograph second hand • Features a long-lasting battery life of approximately 3 years for dependable use
Crystal	• Ultra-hard, scratch-resistant synthetic Sapphire Crystal glass lens for maximum clarity • High-clarity flat lens designed to showcase the vibrant dial and gemstone bezel details • Maintains long-term durability with superior resistance to daily impacts and scuffs
Bezel	• Fixed custom bezel set with a gradient of brilliant rainbow-colored gemstones • Precision-milled rose gold setting designed to capture a subtle, luxurious glow • Replaces the traditional tachymeter scale for a high-fashion, jewelry-inspired look
Dial	• Premium white dial featuring three distinct rose gold-toned snailed sub-dial counters • Polished rose gold-toned baton hands and applied indices for a high-contrast luxury look • Triple-register layout for 24-hour time, small seconds, and 60-minute stopwatch timing
Strap Material	• Premium integrated "Oysterflex" style black rubber performance strap • Features a soft-touch texture that is sweat-resistant and highly comfortable for all-day use • Tapered design with a secure rose gold folding deployment clasp for a seamless finish
Water Resistance	• Rated for 30m to 50m (3ATM - 5ATM) depending on specific build gasket seals • Equipped with a screw-down crown and pushers to prevent accidental moisture entry • Fully suitable for daily wear, hand washing, and light surface splashes
Functions	• Central hours, minutes, and a central sweeping mechanical-style chronograph seconds hand • Dedicated sub-dials for precise 60-minute timing and an integrated 24-hour indicator • Instant mechanical zero-reset for a tactile and professional stopwatch experience