Platinum & Diamonds Wrist Chronometer no. 6242

Case: Platinum and Diamonds Dial: silvered dial, signed Gattle Movement: s/n; 6242, baguette caliber 7''', Eighteen 18 jewels, Eight 8 adjustments, Niton, Geneve, Swiss, 2 x Poincon de Geneve quality seal obtained on September 19, 1929 and was part of 2 batches from the same date (6237-6242 and 6123-6128). Provenance: 1929 - Niton, Geneve 1929 - E.M. Gattle, New York 2022 - Louis Briscoe, Instagram member