New York-based Inter Parfums Inc. report-ed first-quarter net sales increased 55.3% to $58.4 million, compared to $37.6 million in the first quarter of 2003. At comparable foregin currency exchange rates, net sales increased 40%, the company said. Inter Parfums has raised its 2004 sales guidance to $222 million, including its recently acquired interest in Nickel S.A., a men’s spa and skin care product line. Inter Parfums is maintaining its net income guidance of $15.8 million, as Nickel is not ...