The glass that protects the burner and font is a Fresnel lens similar to the type used in lighthouses worldwide
Suspension Seats
burnished see-through sapphire crystal back
Optional 6 volt rechargeable battery version for electric forklifts
silvered sunray-brushed dial with silvered numerals and hour-markers
Piaget - Polo S - Chronograph Watch G0A42005 Duometre Quantieme Lunaire 42mm The glass that protects the42 mm stainless steel case, 11. 2 mm thick, sapphire back, gray dial with baton hour markers, 1160P automatic mechanical movement with date at 6 o'clock, chronograph with central seconds, hours, minutes, minutes counter at 3 o'clock (30 minutes), 12 hours counter at 9 o'clock, approximately 50 hours of power reserve, steel bracelet, folding buckle. Water resistant to 10 atm.