A man was hit on the head and robbed of his high-end watch at gunpoint early Tuesday morning on Sunset Boulevard in Hollywood .

The victim was in the Berri's Pizza parking lot at about 3 a.m. when a man approached and pulled out a gun, the LAPD told NBC4 Investigates. The man ran, but was tackled and struck on the head before the attacker demanded his watch, police said.

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The robber got into a car with a driver and left the scene. The victim did not suffer serious injuries.

The victim told police that the stolen watch, a Swiss-made Vacheron Constantin, is valued at $77,000.

No arrests were reported Tuesday morning. A detailed description of the robber was not immediately available.

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