Jacob & Co. Five Time Zone Genuine Diamond GACKT VARTIX This is a Jacob & Co. Five Time Zone, 47mm. The bezel and dial diamonds are genuine diamonds. Purchased at JACOB&Co. Ginza. The battery died last month, so it was replaced and cleaned at a watch repair shop in Nagoya Matsuzakaya, so you can use it without any problems. It is a beautiful item used a few times. Operation confirmed. Case size: Approximately 47mm Movement: Quartz Case material: STAINLESS Bezel stone material: Genuine diamond Dial stone material: Genuine diamond