Stainless Steel head and bracelet with double push-button deployant clasp, fixed tachymeter bezel, black dial, manual wind (Cal. 1861 (base Lemania 1873)), 12-hour chronograph, small seconds @ 9', NASA First Watch Worn on the Moon engraving, Hesalite crystal, Ref. 3570.50, warranty dated February 2009, 42mm, recent service (July 2022), Mint in Box with Papers
Stainless Steel head and bracelet with push-button deployant clasp with micro-adjustment, ceramic tachymeter bezel, black / white lacquer dial, manual wind Master Chronometer (Cal. 3861), 12-hour chronograph, small seconds @ 3', display back, sapphire crystal, WR 50m, Ref. 310.30.42.50.01.004, warranty dated August 2026, 42mm, Retail = $10,400, New in Box with Papers + BW Warranty
Stainless Steel head and bracelet with push-button deployant clasp, fixed 'dot over 90' tachymeter bezel, black stepped dial, manual wind Master Chronometer (Cal. 3861), 12-hour chronograph, small seconds, display back with 'The First Watch Worn On The Moon' engraved, anti-magnetic, sapphire crystal, Ref. 310.30.42.50.01.002, warranty dated January 2022, 42mm, Retail = $9,000, Like New in Box with Papers