Omega Seamaster Aqua Terra 2503.50

The Omega Seamaster Aqua Terra ref. 2503.50 is a refined all-purpose timepiece that blends sporty purpose with dressy elegance. Housed in a 39–39.2 mm stainless steel case (roughly 11 mm thick) with a smooth bezel, it presents a clean, balanced silhouette. The black dial features applied stick indices and a discreet date window at 3 o’clock, framed under a scratch-resistant sapphire crystal. A matching steel bracelet completes the look, lending the piece a cohesive and versatile aesthetic.

Inside, the 2503.50 is driven by Omega’s Calibre 2500 — an automatic co-axial movement that offers chronometer-grade accuracy and a power reserve around 48 hours. With 150 m of water resistance, it can handle everyday exposure to moisture while retaining a refined character. The caseback, often transparent, allows a glimpse into the movement’s finishing and architecture. Altogether, the ref. 2503.50 strikes a compelling balance for someone who wants a watch that’s equally at home in casual, business, or mildly sporty settings.

Reference: 2503.50

Dated: Undated

Bracelet: Stainless Steel Bracelet

Case: 39.2mm - Stainless Steel

Lug Width: 20mm

Movement: Omega 2500 - Automatic

Functions: Hours, Minutes, Seconds, Date

Box and Papers: Inner/Outer box, and warranty card

Crystal: Sapphire

Bracelet size: 7.5”

Case has light normal wear with nothing notable. Bracelet has normal wear. Dial, hands, and crystal have no wear.

Founded in 1848 by Louis Brandt in Switzerland, Omega has grown into one of the most respected and innovative names in watchmaking. The brand’s early focus on precision earned it accolades at international observatories and competitions, setting the stage for decades of horological achievement. Omega became the official timekeeper for the Olympic Games in 1932, and in 1969, the Speedmaster Professional—nicknamed the "Moonwatch"—made history as the first watch worn on the lunar surface during NASA’s Apollo 11 mission. Omega’s innovations continued with the introduction of the Co-Axial escapement in the late 1990s, a groundbreaking movement that dramatically reduced friction and improved long-term accuracy.

Omega’s lineup showcases a wide range of iconic models that reflect the brand’s legacy and versatility. The Seamaster, introduced in 1948, is a favorite among divers and famously worn by James Bond since 1995’s GoldenEye, blending technical capability with cinematic cool. The Speedmaster remains one of the most storied chronographs in existence, while the Constellation is known for its refined design and chronometric precision. The De Ville collection offers a more elegant, dress-focused aesthetic, often featuring high-end complications and meticulous finishing. Omega continues to lead with innovations like Master Chronometer certification, METAS testing, and antimagnetic technology—ensuring that its watches are not just beautiful, but built for the demands of modern life.