Grand Seiko Spring Drive 9R 10th Anniversary Limited Edition SBGA109
2014 commemorates the 10 year anniversary of the 9R Spring Drive movement in Grand Seiko. This unique innovation is paid tribute by the release of two new special limited edition models. The dials have a criss crossed lattice type pattern with small GS logos found throughout. The 10 minute index will have the small Grand Seiko Lion to express Spring Drive's introduction to Grand Seiko 10 years ago. Around the outer edge of the dial you will find a 1/5th a seconds track in railway pattern with the inner ring of the bezel engraved "Caliber 9R 10th Anniversary Since 2004".
Drive system Spring Drive Caliber No. 9R15 Case High-intensity titanium Case back See-through screw case back with sapphire crystal Glass High definition dual-curved sapphire crystal with anti-reflective coating Bracelet Solid high-intensity titanium and solid titanium Buckle High-intensity titanium and titanium with three-fold clasp with push button release Accuracy ±10 Seconds per Month Water resistance 10 bar Magnetic resistance 4800 A/m (60 gauss) Weight 100g Case thickness 12.5mm Case diameter 41.0mm Jewels 30 Remarks Blue-steel second hand Screw crown