Replicated to the smallest detail Improvement over Japanese 25 Jewel Automatic Movement! ("sweep second-hand") Info? Includes all Proper Markings Sapphire Crystal glass face see Info? Dazzling colored face "Hack" Function effective during setting Adjustable links on band Link connected by threaded screws not pins Signature Double Locking Clasp Doesn't need a battery see Info? Luminescent Hour Markers see Info? Heavily and Strongly constructed Differences only detectable by most skilled jewelers Near exact weight of original