<p class="font_8">**Audemars Piguet Double Balance Wheel Openworked Model 15407ST.OO.1220ST.01 Review by A.I. WatchMetrics**

### Watch Summary:
The Audemars Piguet Double Balance Wheel Openworked is a masterpiece of horological engineering, classified under the Statement/Fashion style category due to its bold and intricate design. This watch is intended for collectors and enthusiasts who appreciate avant-garde aesthetics and technical sophistication. The openworked dial showcases the intricate mechanics of the double balance wheel system, a unique feature that enhances precision and stability. The watch is powered by an automatic movement, specifically the Caliber 3132, which offers a power reserve of approximately 45 hours. Its appeal lies in its exceptional craftsmanship and the visual spectacle of its skeletonized design, making it a standout piece for those who value both artistry and innovation.

### Overall Watch Rating: 8.7/10.0

- **Dials &amp; Design Metric (9.8/10.0)**
The watch features exceptional skeletonization with flawless finishing and a coherent integration of the movement and case design. The openworked dial is a testament to Audemars Piguet's artistry and originality, showcasing the intricate mechanics in a visually stunning manner.

- **Movement Metric (9.5/10.0)**
The Caliber 3132 is an advanced automatic movement featuring a double balance wheel system, enhancing precision and stability. The movement's complexity and innovative design contribute significantly to the high rating.

- **Material Metric (9.0/10.0)**
Crafted from high-quality stainless steel with exceptional finishing, the watch demonstrates a high level of craftsmanship. The use of premium materials and the meticulous attention to detail elevate its material score.

- **Functions Metric (8.8/10.0)**
The watch offers practical features such as water resistance suitable for everyday use and a transparent caseback that highlights the movement's artistry. These features enhance its functionality without compromising its aesthetic appeal.

- **Brand Metric (8.7/10.0)**
Audemars Piguet is renowned for its haute horology status, with a strong heritage and iconic models that have significantly influenced watchmaking. The brand's reputation and market positioning are reflected in the high score.

- **History &amp; Innovation Metric (8.5/10.0)**
The model showcases Audemars Piguet's commitment to innovation with its double balance wheel system, a significant advancement in watchmaking technology. The brand's historical significance further supports this rating.

- **Rarity Metric (8.3/10.0)**
The watch is a limited production model, enhancing its exclusivity and desirability among collectors. Its rarity is a key factor in its appeal and contributes to the high score.

- **Complications Metric (8.0/10.0)**
While the watch focuses on showcasing its mechanical complexity through the openworked design, it lacks additional complications, which slightly limits its score in this category.

- **Versatility Metric (7.5/10.0)**
The watch's bold design and high-end materials make it suitable for formal and fashion-forward settings, but its specialized aesthetic limits its versatility across different use cases.

### Celebrity and Historical Figures:
Audemars Piguet watches, particularly the Royal Oak series, are favored by numerous celebrities and athletes. Notable figures include LeBron James, who has been seen wearing various models from the brand, highlighting its appeal among high-profile individuals. The Double Balance Wheel Openworked model, with its distinctive design, aligns with the brand's reputation for luxury and innovation.</p>