Audemars Piguet Decagon - 18K White Gold

Model: Integrated Decagon Dress Watch

Year: Late 1970s (B-Series)

Movement: Manual

Case Size: 31mm

Bezel: 18k YG

Bracelet: 18k WG

Dial: Silver Glitter

Wrist Size: 6.5-6.75in

Metal: 18K WG + YG

Weight: 76.1g

SKU: 233

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Founded in 1875 in Le Brassus by childhood friends Jules Louis Audemars and Edward Auguste Piguet, Audemars Piguet was built around technical watchmaking from day one. The Vallée de Joux was already known for complications, and AP quickly earned a reputation for building complex movements that other brands would case and sell under their own names. Perpetual calendars, minute repeaters, and chronographs were not marketing exercises. They were the foundation of the business. By the early 20th century, Audemars Piguet was one of the few manufactures capable of producing highly complicated wristwatches in-house.

Through the mid-century period, AP leaned heavily into ultra-thin watchmaking. The brand developed some of the thinnest hand-wound and automatic movements of their time, helping define the elegant dress watch era of the 1940s through 1960s. Slim yellow gold cases, clean dials, and restrained proportions became signatures. These pieces were never loud, but they were technically advanced beneath the surface. That combination of discretion and mechanical depth is a big reason mid-century AP dress watches remain so respected among collectors today.

In the 1970s, as the industry shifted, Audemars Piguet experimented far beyond traditional round cases. While the Royal Oak often dominates the conversation, AP was simultaneously producing bold integrated gold watches that feel just as distinctive. The Cobra models, with their tightly woven brick or mesh-style bracelets, created a fluid, almost jewelry-like silhouette on the wrist. These watches blurred the line between timepiece and wearable sculpture. Stone dials, hardstone variants, and slim quartz executions added to their versatility, making them equally at home in formal or nightlife settings.

AP’s integrated gold pieces from this era stand out for their texture and weight. Unlike steel sports models, these watches embraced full precious metal construction with matching bracelets that flowed directly from the case. The finishing was meticulous, with brushed surfaces playing against polished bevels. Many featured minimalist two-hand layouts or discreet date windows, keeping the focus on form. Today, these Cobras and other integrated references capture a distinctly 1970s and 1980s design language that feels confident without being overstated.

Audemars Piguet remains one of the last major Swiss watchmakers still owned by its founding families. Based in Le Brassus, the brand continues to produce complicated movements while honoring its design history. Beyond the headline models, AP’s legacy is rooted in craft, proportion, and a willingness to experiment with shape and texture. For collectors who look past the obvious, the vintage dress watches and integrated gold pieces reveal a different side of the brand: refined, creative, and deeply tied to the traditions of the Vallée de Joux.