# watch (tool)

device with display of time and connects to hand

- Computed level: L18 (depth in the emergence graph, not abstraction)
- Status: review  ·  Domain: everyday  ·  Arena: everyday

## Emergence
**Emerges from:** [device](https://emergencemachine.com/tools/lexicon/what-is-the-meaning-of-device.tool), [time](https://emergencemachine.com/tools/lexicon/what-is-the-meaning-of-time.dimension), [hand](https://emergencemachine.com/tools/lexicon/what-is-the-meaning-of-hand.part), [connects](https://emergencemachine.com/tools/lexicon/what-is-the-meaning-of-connects.verb), [display](https://emergencemachine.com/tools/lexicon/what-is-the-meaning-of-display.visual)

**Through:** The device displays time and is connected to the hand.

**Novel properties:**
- worn time indication
- persistent time access
- hand-integrated display

## Examples
- The Apple Watch displays time and syncs with the wearer's hand via a magnetic band and skin-contact sensors. *(engineering)*
- Rolex Submariner, worn by James Cameron during his 2012 Mariana Trench dive, showed elapsed time under 1,000 atmospheres of pressure. *(everyday life)*
- The Hamilton Ventura, issued to NASA astronauts in the 1960s, kept time on Gemini missions while strapped to the hand. *(institutions)*

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*Canonical: https://emergencemachine.com/tools/lexicon/what-is-the-meaning-of-watch.tool*  
*Structured data: https://emergencemachine.com/tools/lexicon/what-is-the-meaning-of-watch.tool.json*  
*Every definition provably resolves to space, time, energy and pattern.*