Driving system: Mechanical (with automatic and manual winding) Time accuracy: Daily difference +25 sec. to -15 sec. Running time: 40 hours Made in Japan Limited to 600 pieces in Japan Description: The globally popular ORIENT Diver Design Series, nicknamed "Orient Mako," is now available in a limited edition of 600 pieces in Japan. The Diver Design series has been a signature watch in ORIENT's history since the 1960s. The special design of the blue gradation dial combined with gold is reminiscent of the limited edition model RN-AA0005A that was released in 2018 and gained popularity. The watch also features a sapphire crystal windshield, 20 ATM water resistance, and a self-winding movement that delivers high precision and reliability for ease of use. The size of 41.8mm in width is comfortable on the wrist and ideal for daily use.