IWC REF 3531 PORTUGUESE AUTOMATIC STEEL
IWC (International Watch Co.), Schaffhausen, "Portuguese",
Ref. 3531. Made in the 1990s.
Fine, self-winding, water-resistant, stainless steel gentleman's
wristwatch with a stainless steel IWC buckle.
Three-body, polished and brushed, concave lugs, transparent
case back, sapphire crystals.
Matte silver with applied pink gold Arabic numerals, subsidiary
seconds dial. Pink gold "feuille" hands.
Cal. 891/2, rhodiumplated, "fausses côtes" decoration, 36
jewels, straight line lever escapement, monometallic balance
adjusted to 5 positions, shock-absorber, self-compensating flat
balance-spring.