2 very different vintage jewelry store finds: 6139-6020 Doctor's Watch and S229-5001 Pulsemeter | WatchUSeek Watch Forums
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Ce Household Product Bluetooth Pulse Meter Wrist SpO2 Watch - China Wrist Oximeter, Bluetooth Oximeter | Made-in-China.com
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Amazon.com: CONTEC CMS50NA Fingertip Pulse Oximeter ,SPO2 Pulse Rate Blood Oxgen Meter OLED Display(Black) : Health & Household
![Ce Household Product Bluetooth Pulse Meter Wrist SpO2 Watch - China Wrist Oximeter, Bluetooth Oximeter | Made-in-China.com Ce Household Product Bluetooth Pulse Meter Wrist SpO2 Watch - China Wrist Oximeter, Bluetooth Oximeter | Made-in-China.com](https://image.made-in-china.com/44f3j00JrfkaPKEgzon/Ce-Household-Product-Bluetooth-Pulse-Meter-Wrist-SpO2-Watch.webp)