Quartz movement, Patek Caliber E15. Stainless steel rectangle case measuring approx. 25.1mm x 30mm thickness:6.8mm. Fixed bezel set with diamonds and stainless steel. Single onyx push/pull crown. Blue dial featuring analog display with silver-tone luminous hands and index hour markers (Arabic numerals at 6,12 o'clock). Scratch resistant sapphire crystal glass. Hidden clasp bracelet closure. Solid case back. Water resistant to 25m/80ft. Functions: hours, minutes only.