IWC Ingenieur SL Jumbo Steel and Gold ref 1832The Ingenieur SL reference 1832 was launched in 1976 and was made until 1983. Designed by the omni present Gerald Genta, this watch is one of his designs that seems to still be a little under the radar. Like other watches of the era, the reference 1832 is known as the Jumbo and is thought to exist in only 534 examples in two tone! We are delighted to be offering this amazing steel and gold example that remains in excellent condition , also nicked