1. Brand: Jaeger-LeCoultre (JLC), a prestigious Swiss luxury watchmaker.
2. Case: Polished stainless-steel round case with an elegant, refined finish.
Movement: Automatic mechanical movement with a moonphase and date display.
Strap: Black alligator-pattern leather strap with a premium glossy finish.
Size: 39 mm diameter, depending on the model; the exact reference is unconfirmed. Official JLC Master Ultra Thin Moon model
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A chronograph is a watch that can measure elapsed time. It typically has three sub-dials that can be used to measure seconds, minutes, and hours.