Your concept works, but the scene needs stronger visual storytelling. A few changes can help:

• Make the image feel less staged. Arrange the objects in a setting where they would naturally belong, rather than as isolated props.
• Use visual flow to suggest time. Many viewers read images left-to-right, so placing “older” elements toward the upper-left/background and “newer” elements toward the lower-right/foreground can reinforce progression.
• Avoid mixing too many competing symbols. If everything is equally important, it reads as a generic still life instead of a story about aging.
• Control focus carefully. Sharp focus tells the viewer what matters most; if the watch is sharp and prominent, it can look like a product shot. Make it more of a supporting element if needed.
• Add stronger signs of age: dust, patina, scratches, rust, worn paint, or even cobwebs.
• Improve mood with lighting and background. More directional light and a contextual background can make the scene feel older and more believable.
• Consider monochrome or sepia tones, and possibly shallow depth of field, to enhance the aged feeling.

In short: make it more natural, less posed, and use placement, focus, texture, and light to guide the viewer toward the idea of time passing.