Grand Seiko Heritage Nishikigoi Limited Edition 36.5 mm watch. Model reference: SBGW321 or SBGW321G. Stainless steel case. Screw case back. Red dial. Manual - winding movement. Black leather strap with steel pin buckle. Made in Japan. Watch comes in original packaging, with set of documents and warranty. At Watches of Mayfair we offer new authentic watches at the best prices.