5370P, Split Seconds Chronograph, Platinum 151.025 seen here well-preserved in exemplary

seen here well-preserved in exemplary condition

the first series of the first Speedmaster reference

it’s a celebration of classical

that has been stabilized to preserve its bright tone

5370P, Split Seconds Chronograph, Platinum 151.025 seen here well-preserved in exemplaryA ref. 5370P, the brand's landmark first entirely in house, three button split seconds which debuted in 2015, here with a blue grand feu enamel dial. Conceived under Thierry Stern with movement development led by Philip Barat and design overseen by Sandrine Stern, it was built to showcase complete in house chronograph mastery. Its calibre CHR 29 535 PS combined six patented chronograph innovations with a newly engineered rattrapante mechanism that