Omega Speedmaster Racing Co-Axial Chronograph 40mm

Description

Omega Speedmaster Racing Co-Axial Chronograph – Black Dial, Stainless Steel, 40mm
Reference: 326.30.40.50.01.001
Collection: Speedmaster Racing
Condition: Pre-Owned

Specifications

• Brand: Omega

• Collection: Speedmaster Racing

• Reference: 326.30.40.50.01.001

• Case Material: Stainless Steel

• Case Diameter: 40mm

• Case Thickness: 15.05mm

• Lug-to-Lug: Approximately 45.5mm

• Crystal: Domed Scratch-Resistant Sapphire Crystal with Anti-Reflective Treatment on Both Sides

• Dial: Black with Three Clous de Paris Textured Chronograph Subdials

• Hour Markers: Applied Luminous Baton Indexes

• Hands: Rhodium-Plated Hands with Luminous Accents

• Bezel: Fixed Stainless Steel Bezel with Matte Black Aluminum Tachymeter Ring

• Movement: Omega Co-Axial Caliber 3330

• Movement Type: Self-Winding Automatic Chronograph

• Chronograph Mechanism: Column-Wheel Chronograph

• Escapement: Omega Co-Axial Escapement

• Balance Spring: Si14 Silicon Balance Spring

• Jewels: 31

• Frequency: 28,800 vph / 4 Hz

• Power Reserve: Approximately 52 Hours

• Certification: Officially Certified Chronometer

• Functions: Hours, Minutes, Small Seconds, Chronograph, Date and Tachymeter

• Chronograph Counters: 30-Minute Counter at 3 O'Clock and 12-Hour Counter at 6 O'Clock

• Small Seconds: Subsidiary Dial at 9 O'Clock

• Date Display: Integrated into the 6 O'Clock Subdial

• Water Resistance: Originally Rated to 100m / 330ft

• Case Back: Solid Stainless Steel with Omega Seahorse Medallion

• Bracelet: Stainless Steel Bracelet

• Clasp: Stainless Steel Folding Clasp

• Lug Width: 19mm

• Condition: Pre-Owned

Technical specifications verified against Omega's official reference documentation.

The Omega Speedmaster Racing Co-Axial Chronograph Reference 326.30.40.50.01.001 is a sophisticated sports chronograph that celebrates Omega's historic connection to motorsport and precision timekeeping. Featuring a versatile 40mm stainless steel case, striking black dial, and matching stainless steel bracelet, this exceptional timepiece combines the unmistakable design language of the Speedmaster collection with advanced mechanical engineering and contemporary everyday functionality.

Originally introduced in 1957, the Omega Speedmaster was developed as a professional chronograph for automotive racing and precision timing applications. Long before its legendary association with NASA and lunar exploration, the Speedmaster established its identity through motorsport-inspired functionality, including its innovative external tachymeter bezel. The Speedmaster Racing collection pays tribute to these original sporting roots, incorporating distinctive dial treatments and modern chronograph technology while preserving the iconic aesthetic that has defined the collection for decades.

One of the most recognizable features of this reference is its beautifully executed black dial with three Clous de Paris textured chronograph subdials. This intricate hobnail pattern adds remarkable visual depth and creates a subtle contrast against the surrounding dial surface. The textured registers distinguish the Racing collection from more conventional Speedmaster models, giving the watch a unique identity that blends traditional Swiss decorative techniques with a distinctly modern sporting character.

The dial features applied luminous hour markers and rhodium-plated hands, providing excellent readability in a variety of lighting conditions. A finely detailed outer minute track reinforces the watch's precision timing heritage, while the chronograph counters are arranged in a classic three-register configuration. The 30-minute counter at 3 o'clock, 12-hour counter at 6 o'clock, and small seconds display at 9 o'clock create a balanced and highly functional layout. A discreet date window is integrated into the lower chronograph register, preserving the symmetry of the dial while adding practical everyday convenience.

Surrounding the dial is a fixed stainless steel bezel fitted with a matte black aluminum tachymeter ring. This signature Speedmaster feature allows the wearer to calculate average speed over a measured distance, directly referencing the collection's origins in competitive motorsport. The contrasting black bezel and stainless steel case create a timeless aesthetic that is equally suited to casual wear, professional environments, and enthusiast collections.

At the heart of the watch is the impressive Omega Co-Axial Caliber 3330, a sophisticated automatic chronograph movement featuring a column-wheel mechanism and Omega's celebrated Co-Axial escapement. The column-wheel construction provides precise control over the chronograph's start, stop, and reset functions, while the Co-Axial escapement is engineered to reduce friction between critical movement components, contributing to improved long-term mechanical efficiency.

The movement also incorporates a Si14 silicon balance spring, offering excellent resistance to magnetic interference and improved stability compared with traditional balance spring materials. Operating at 28,800 vibrations per hour, the Caliber 3330 is officially certified as a chronometer and delivers approximately 52 hours of power reserve. These advanced features demonstrate Omega's commitment to combining traditional mechanical watchmaking with innovative technology.

The 40mm stainless steel case provides an excellent balance between sporting presence and everyday wearability. Its polished and brushed surfaces create an attractive contrast, highlighting the carefully executed finishing throughout the case and bracelet. With a case thickness of approximately 15mm, the watch maintains the substantial mechanical character expected of a fully integrated automatic chronograph while offering more versatile proportions than many larger Speedmaster models.

A domed sapphire crystal with anti-reflective treatment on both sides protects the dial while preserving excellent visibility. The solid stainless steel case back features Omega's iconic Seahorse medallion, a historic emblem associated with the manufacture's commitment to durability and water resistance. Originally rated to 100 meters, the Speedmaster Racing offers additional versatility beyond that of many traditional chronographs, although water resistance on a pre-owned example should be verified before aquatic use.

Completing the watch is its stainless steel bracelet, designed to complement the distinctive geometry and finishing of the Speedmaster case. The combination of brushed and polished surfaces reinforces the watch's sophisticated sporting appearance, while the folding clasp provides secure and comfortable everyday wear.

The Omega Speedmaster Racing 326.30.40.50.01.001 occupies an appealing position within the broader Speedmaster family. Its compact 40mm proportions, textured black chronograph registers, advanced Co-Axial movement, and traditional racing-inspired tachymeter bezel make it a particularly versatile alternative to the larger Speedmaster Professional and Racing chronograph models.

For collectors and enthusiasts seeking a mechanical chronograph with genuine motorsport heritage, distinctive styling, and modern Swiss movement technology, the Omega Speedmaster Racing Co-Axial Chronograph offers an exceptional combination of history, functionality, and refined design. Its timeless black-and-steel configuration ensures lasting appeal, making it a compelling addition to any luxury watch collection.

Alexanders Jewelers is located in Columbus, Ohio and has specialized in luxury watches and fine jewelry for over 20 years. We are members of Jewelers of America and the Better Business Bureau with an A+ rating. Every pre-owned luxury timepiece is carefully inspected for authenticity and condition. We offer financing options and accept all major credit cards and wire transfers.