First Execution Case; Second Execution Dial
Second execution dial (smaller registers, with applied steel markers and lume dots for hours); Second execution hands (duaphine, steel-edges); Smaller pushers (4.0 mm)
Co-branded Gubelin, the Swiss jeweler founded in 1854. See the history of Gubelin on the company’s website.
Bezel, with hours 13 through 24, is thought to be original. Sold by Crown & Caliber, in September 2016, as part of it “Heuer 100” sale.