Worn by: Robert De Niro as Fred Blake
Reference: Jaeger-LeCoultre Memovox
Brand: Jaeger-LeCoultre
The sophisticated Jaeger-LeCoultre Memovox with its mechanical alarm complication represents Giovanni's dual natureāa refined European luxury watch with Old World craftsmanship masking its practical alarm function, much like the cultured "Fred Blake" identity barely conceals the violent mafioso beneath.

Source: https://oracleoftime.com/robert-de-niro-wristwatches/