Rolex Datejust 178240 Mid-Size Diamond Watch.

Model: 178240. Previously owned Rolex Oyster Perpetual Datejust Midsize, Model #178240. Also known as: 178240, Date Just, Date-Just, Used, Mid Size, Mid-size,MOP. Series: Datejust - Midsize - Used. Crystal: Scratch Resistant Sapphire.

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