Lovely Ladies Solid 9ct Yellow Gold Dennison Case Omega Manual Wind Dress Watch 60s

Movement: Omega Calibre 13.5, Manual Wind

Case Size: 22mm (including the crown)

Case Material: 9ct Yellow Gold Side Case, Unusually Both Watch Lugs And Case Backs Are Stamped triple 375 stamp.

Year: 1960s

Condition: Recently serviced, with a 6-month non-waterproof warranty

Water Resistance: Splash Proof 

The Dial

Dial Condition : Clean with slight patina, showing gentle aging that adds to its vintage appeal

Dial Features: Brushed silver-tone dial with Omega logo at 12 o'clock, adding classic Omega branding

Hour Markers: Applied gold-tone Arabic numerals at 2, 4, 6, 8, 10, and 12 o'clock, with gold triangular markers at the remaining hours

Hands: Gold-tone dauphine hands, blending harmoniously with the gold markers for a cohesive, refined look

Additional Details:

This ladies' dress watch from Omega captures the essence of the 1960s with its timeless elegance and understated design. Crafted in 9ct yellow gold, this piece is lightweight and comfortable on the wrist, ideal for everyday wear or special occasions. Its compact size and classic look make it a stylish accessory, while the slight patina on the dial speaks to its age and history, adding character to the watch.

About the Omega Calibre 13.5

The Omega Calibre 13.5 is an iconic movement from Omega’s early years, introduced in the 1930s and continuing production through the mid-20th century. Known for its reliability and precision, the Calibre 13.5 was crafted with traditional Swiss engineering, symbolizing Omega's dedication to quality during a period when the brand was establishing itself as a leader in horology. 

Design and Craftsmanship: This movement was designed for smaller wristwatches, including ladies' and mid-sized timepieces, making it a versatile calibre that balanced compact size with performance. As a manually wound movement, it allowed watch enthusiasts to connect personally with their timepieces through daily winding, a practice that many collectors appreciate for its tactile engagement with the watch.

Engineering Innovations: Over the years, Omega introduced several refined versions of the Calibre 13.5, adding jewels to reduce friction and improve longevity. These updates helped the movement achieve better accuracy and extended the power reserve, aligning with Omega’s reputation for producing high-quality, durable calibres.

Historical Significance: The Calibre 13.5 holds a unique place in Omega's history, as it represents a foundational era for the brand. It was in production during a time when Omega was gaining prominence for precision and durability, traits that the brand is still known for today. Watches equipped with the Calibre 13.5 were popular for their elegant simplicity, making them desirable to collectors who appreciate vintage Omega craftsmanship and classic design.

Owning a watch with an Omega Calibre 13.5 movement, especially in such a well-preserved condition, is a tribute to Omega's early achievements in watchmaking. This piece not only embodies the technical expertise of the time but also reflects a sense of nostalgia and appreciation for the artistry of mid-century horology. The reliability of the Calibre 13.5, combined with the elegance of the gold case and timeless design, makes this Omega watch a collectible treasure for vintage watch enthusiasts. 

The Dennison Watch Case Co.,

established in 1874 by American watchmaker Aaron Lufkin Dennison in Birmingham, England, became a leading producer of high-quality watch cases. Dennison, who had previously co-founded the Waltham Watch Company in the U.S., brought his expertise to England, where he produced cases for British watchmakers and Swiss companies like Omega. His company was known for precision craftsmanship, offering cases in gold, silver, and a unique gold-filled alloy branded as *Dennison’s Star*, a material that combined durability with affordability.

Dennison cases became especially popular for their reliability and elegance, housing movements from prominent brands such as Longines, Rolex, and Omega. During both World Wars, Dennison supplied robust, field-ready cases for military timepieces, further cementing its reputation for quality.

Although the company flourished for decades, it struggled against rising competition from lower-cost, mass-produced cases in the 1960s and ultimately closed in 1967. Today, vintage Dennison-cased watches are prized by collectors for their heritage and meticulous construction, representing an important era in watchmaking history.