155
Ref. 6612B, inside caseback stamped "6612" and "6613"
A possibly unique and highly important platinum and diamond-set automatic wristwatch with center seconds, day, date, black gloss dial, diamond-set round numerals and service guarantee
1959
36mm Diameter
Case, dial, movement and clasp signed
Estimate
CHF50,000 - 100,000
€45,300-90,700
$54,400-109,000
Sold for CHF63,000