Grand Seiko Hi-Beat GMT SPECIAL 18k Yellow Gold SBGJ008
To commemorate 5 years of the 9S85 Hi-Beat caliber, Seiko has introduced a new 9S86 variant of the movement with GMT feature. The expression of three 18k gold models with 9S86 equip a "SPECIAL" movement that was 1st brought forth in 1970. To prove the quality of luxury Japanese domestic product as compared to luxury Swiss, the Grand Seiko "SPECIAL" standard passed more stringent tests then both the GS Standard and Certified Swiss Chronometer. Todays "SPECIAL" movement is even more strict then that of the past, performing within a -2/+4 second per day under static condition rating. The Hi-Beat GMT "SPECIAL" in 18k, has a unique and classic design with 24 hour indicator in a ring around the underside of the index. Each piece will have an 18k Grand Seiko Lion on the rotor, visible through the sapphire case-back. These limited production models will be produce in quantities of around 200 pieces anually inclusive of all 3 colors.
Drive system Mechanical Automatic (Hand winding capability) Caliber No. 9S86 Case 18k Yellow Gold Case back See-through case back with sapphire crystal Glass High definition dual-curved sapphire crystal with anti-reflective coating Band Crocodile Accuracy +4 ~ -2 seconds/ day Magnetic resistance 4800 A/m (60 gauss) Case thickness 13.9mm Case diameter 39.5mm Jewels 30 Blue-steel 24 hour hand