MA52-4A10] Found an old, junked Hamilton and took it to a watch shop to see if it was worth fixing. It wasn't, he bought it for parts, and I used the money
Seiko Receptor Message watch | MA52-4A00 | vintage from the 90's - YouTube
Seiko Receptor Vintage Message watch, very good Condition 1990 | eBay
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WTS] NOS Seiko Message Watch MA52-4A60 | WatchCharts
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Seiko Receptor Vintage Message watch, very good Condition 1990 | eBay
Seiko RECEPTOR - Message Watch — Plus9Time
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Before smartwatches, there was the Seiko Receptor message watch | KOIN.com