

Revolving-Disk-System (R.D.S.) the technical patent CH686988) provides that the hands are replaced with rotating disks, disks for hour, minute and second. 42 mm stainless steel case, Single-curved 3 mm sapphire crystal with black “Verre Églomisé” ornamental print on the reverse. Revolving stainless-steel hour and minute disks with black printed numbers. Historical hand-winding movement, calibe
Details and photos come from Gambrell’s website, last checked Oct 26, 2026. Specs were read automatically and may contain mistakes.
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