VIGOROSO Mens Vintage 1882's Watch Manufacturers Copper Chain Mechanical Hand Winding Pocket Watch in Box Full Hunter Pocket Watch in Black VIGOROSO Gift boxes. Hand-winding Mechanical Movement. No battery needed. Fully winded (not too tight, avoid damaging the movement), the power reserve of your watch can reach 24 hours. Copper Case, high quality, never lose color. Analog Roman Numerals Display. Removable chain with hook. Super birthday, wedding or Christmas gifts. Best present for families, friends or teachers.