Audemars Piguet. An unusual 18K pink gold and Tantale automatic wristwatch with sweep centre seconds and date

Audemars Piguet. An unusual 18K pink gold and Tantale automatic wristwatch with sweep centre seconds and date
Signed Audemars Piguet, Automatic, Royal Oak, No. 048, case no. D39936, circa 1990
Cal. 2125 automatic movement, 33 jewels, pink dial, applied luminous baton numerals, sweep centre seconds, window for date, tonneau-shaped water-resistant-type tantale case, octagonal screwed pink gold bezel, back secured by eight screws, stainless steel Audemars Piguet deployant clasp with pink gold tip, case, dial and movement signed
37 mm. bezel width