I received this as a gift and have kept it in storage without ever using it. I received it about 3 years ago, so the battery may be dead. I haven't checked the serial number because I would need to open the bag to see it. Materials: Case = Gold IP finished stainless steel, Dial = Stainless steel & 2 diamonds, Crystal = Sapphire glass, Band = Batue Light (nylon oxford) Case size (approx.): 39 x 33 x 12mm thick Wrist size (approx.): 15-19cm Movement: Made in Japan quartz (monthly difference ±20 seconds) 5 ATM water resistance Warranty: 2-year quality guarantee Country of origin: Made in France Product provided by: Imperial Enterprise Co., Ltd. The starting point of everything is here - From Hunting World, a prestigious brand that has inspired the souls of adventurers for over half a century, comes a classic chronograph that marks the time of glory. The jet-black "Batue Light" used for the band is the pride of the brand, which has always led the times. ■ Hunting World special limited edition ■ Equipped with a high-precision chronograph mechanism made in Japan ■ Radial guilloché engraving and bold Roman numerals ■ 2 diamonds ■ Uses the brand's original material "Batue Light" for the band One adventurer created an unprecedented, high-performance material based on his experience in a harsh African expedition. That was the beginning of everything. "Batue Cloth" - a functional material that became the brand's icon, spreading the name "Hunting World" worldwide. And now, a wristwatch that condenses the legend and innovative spirit of Hunting World, symbolized by Batue Cloth, into a classic design is here. This is the special edition chronograph <Safari Classic> that uses jet-black Batue Light for the band. Hunting World <Safari Classic> is a special edition chronograph that uses Batue Light for the band. The movement is a reliable Japanese-made one, and sapphire glass is used for the crystal. Its uncompromising quality is the pride of a top brand. It comes in a special box with the brand logo and a guarantee card. This is a valuable limited edition of only 500 pieces worldwide, so please apply as soon as possible.