Audemars Piguet Royal Oak Perpetual Calendar 26574TI. OO.1220TI.01 Titanium Blue. Reference Number: 26574TI. Audemars Piguet. The is crafted in a hand-finished, 41mm titanium case. The dial features a two-tone contemporary 'Grande Tapisserie' dial in hues of blue and grey, grey counters, blue inner bezel, white gold applied hour-markers and Royal Oak hands with luminescent coating.
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