Orient Star Hoshikuzu RK-BX0003L Men's Mechanical Watch 40mm JDM M34 F8 Date F8N64 sapphire crystal, 60-hour power reserve, Made in Japan JDM (Japanese domestic market) + aligator band Orient Star “Hoshikuzu” M34 F8 Date RK-BX0003L Flagship (JDM) Short Description The Orient Star RK-BX0003L “Hoshikuzu” is the flagship model of the M34 collection, a piece of high-end technical watchmaking inspired by the Perseid meteor shower. This 40-mm timepiece houses the revolutionary in-house F8N64 caliber, equipped with a state-of-the-art silicon escape wheel that enhances efficiency and precision. Its striking deep-blue dial comes to life thanks to exclusive multi-layer optical technology and hand-engraved detailing, establishing it as an exclusive gem of the Japanese domestic market (JDM). Key Features M34 Collection Insignia Model: Inspired by the radiance of the constellation Perseus, it represents the pinnacle of Orient Star’s technical and aesthetic innovation. “Hoshikuzu” Multi-Layer Optical Dial: A deep blue dial adorned with a hand-engraved pattern. It utilizes Epson’s multi-layer optical film technology, ensuring that the color transitions cleanly and sharply from any angle. Silicon Escapement (Caliber F8N64): A high-end movement that builds on the technology of the brand’s acclaimed Skeleton model. It offers an extended power reserve of 60 hours and outstanding chronometric stability. JDM Set with Dual Straps: Comes with a high-strength SUS316L stainless steel bracelet and an additional genuine alligator leather strap in black with a triple-fold clasp. Dual-Curved Sapphire Crystal (SAR): Superior crystal with double-sided anti-reflective coating that eliminates 99% of light glare, offering an “invisible crystal” effect. Technical Specifications Component Technical Detail Reference RK-BX0003L (M34 Flagship Series) Origin Made in Japan (JDM) Movement Automatic Mechanical, Manual Winding, and Hacking (Seconds Hand Stop) Caliber Orient Star In-House F8N64 (22 Jewels, Silicon Escape Wheel) Static Accuracy +15 to -5 seconds per day Power Reserve Over 60 hours (with indicator at 12 o’clock) Case Material Surgical-grade stainless steel (SUS316L) Case Dimensions Diameter: 40.0 mm | Height (lug-to-lug): 47.3 mm Thickness 12.9 mm Lug Width 20 mm Front Crystal Double-domed sapphire with super anti-reflective (SAR) coating Case Back Screw-down and transparent with flat sapphire crystal Dial Cosmic Blue with meteor shower texture, date window at 3 o’clock Main Bracelet SUS316L stainless steel with triple-button folding clasp Additional Strap Genuine black alligator leather with folding clasp Water Resistance 100 meters (10 ATM – Suitable for swimming and demanding daily use) Magnetic Resistance JIS Type 1 Weight 156 g (with steel bracelet) Design Details and Cutting-Edge Technology The convergence of art and science: The classic three-hand design conceals a mechanical revolution within. The silicon escape wheel, visible through the sapphire crystal case back, reduces friction and the weight of internal components, ensuring optimal energy transfer. The SUS316L case perfectly frames a dial that simulates shooting stars crossing the night sky. Key Selling Points: Absolute Style Versatility: With its 100-meter water resistance and steel bracelet, it’s a robust and sporty everyday watch; when fitted with the included alligator strap, it instantly transforms into a refined, high-end dress watch. Extended Power Reserve: With over 60 hours of power reserve, you can take the watch off for the entire weekend and find it running perfectly on Monday morning. JDM Exclusivity: A showcase of the manufacturer’s technology rarely seen outside Japan, ideal for collectors seeking pieces with a strong technical background and horological pedigree.