A Rare & Highly Collectible Vintage Compressor Chronograph Switzerland, 1960s
Matte, black, Singer tritium dial, white syringe tritium hands
Stainless steel case with screwdown caseback, bi-directional bezel, serial: 358991
40mm
High grade Valjoux 726 manual wind movement, bridge signed SINN
New, Italian handmade, black pigskin leather strap
