Case
Square cushion-shaped case, 24 × 24 mm, excluding the crown and lugs.
Gold-plated yellow-gold-filled case.
Case No.: 19282647
Inner lid stamped “Hallmark.”
Lug width: 16 mm.
Dial
Original patinated gold-colored guilloché dial with Arabic hour markers and blued-steel hands.
Acrylic crystal, 22 mm.
Movement
15-jewel high-grade Swiss movement, fully serviced and keeping good time.
Power reserve: approximately 24–28 hours.
Signed Blancpain Fils and “Hallmark.”
Ancre lever escapement with Breguet hairspring.
Serial No.: 618A.
Strap
without a strap. The strap shown in the photos is for display purposes only.