______________________ Silver as both adornment and timekeeper. Size | Fits wrists of 15 cm - may be downsized by professional watchmaker For more details, visit the Care & Sizing section in the menu Brand | Prisma Origin | Netherlands Period | Circa 1970s Material | 925/1000 silver case, bracelet, and clasp Hallmark | 925 with maker’s marks (on clasp and caseback) Movement | Mechanical, (daily) manual wind required Caliber | INT 1977 2, 17 rubies, 36h power reserve Documentation | Original papers not included Water resistance | 3 ATM / 30 m | No water contact recommended Dimensions | Case diameter 2 x 1,5 cm • Bracelet length 15,5 cm Weight | 28 g Condition | Excellent vintage condition. Professionally polished by hand with minimal visible wear As with all vintage mechanical watches, variations in timekeeping may occur.