WATCHMANIAのインスタグラム(watchmania) - 10月9日 00時06分

Edit: it seems this is circa 1994, something wrong with the papers. Thanks for the heads up @singaporewatchclub

The very first Royal Oak Perpetual Openworked, circa 1980. But this is a prototype, not serial production. We were discussing the very first skeleton Royal Oak Perpetual with @openworked , does anyone know the exact year @オーデマ・ピゲ released the Royal Oak Openworked perpetual calendar?

[BIHAKUEN]UVシールド(UVShield)

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