The TACS ATL Lite × ROBOTOYS TS2501BR celebrates TACS' 15th anniversary with a limited edition timepiece inspired by the iconic twin-lens reflex camera. Featuring a lightweight 42mm 316L stainless steel case weighing just 87g, the watch showcases an open-heart dial beneath an anti-reflective curved K1 crystal, revealing its Japanese automatic movement. A transparent exhibition case back highlights the movement's finishing, while Swiss Super-LumiNova markers enhance visibility in low light. Limited to just 399 sets worldwide, each watch includes a unique serial number and an exclusive handcrafted ROBOTOYS watch stand, making it a distinctive collector's piece that blends Japanese craftsmanship with contemporary industrial design. Technical Specifications Reference: TS2501BR Collection: ATL Lite × ROBOTOYS (15th Anniversary Limited Edition) Limited Edition: 399 pieces worldwide Case Size: 42mm Case Height: 47mm Case Thickness: 15mm Weight: 87g Case Material: 316L stainless steel Crystal: Anti-reflective curved K1 crystal Case Back: Transparent exhibition case back Water Resistance: 10 ATM (100 metres) Movement: Japanese automatic movement Dial: Open-heart twin-lens inspired dial Lume: Swiss Super-LumiNova hour markers Strap: Rubber strap Strap Width: 20mm Fits Wrist Size: 145–195mm Special Features: Hand-assembled in Japan, individually serial numbered, includes handcrafted ROBOTOYS watch stand and special presentation box Warranty: 2 years