Frederique Constant | Functions: Hours & 1 Jewel & 25 Months battery life & 45 Months Battery Life & 60 Months Battery Life & Chronograph | Glass: Sapphire Crystal

Frederique Constant | Functions: Hours & 1 Jewel & 25 Months battery life & 45 Months Battery Life & 60 Months Battery Life & Chronograph | Glass: Sapphire Crystal

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