Product Overview
The Omega Speedmaster 57 Chronograph is a Swiss-engineered men’s watch that blends mechanical precision with enduring style. At its core lies Omega’s renowned Co-Axial automatic movement, a self-winding caliber designed to deliver consistent accuracy and reduced long-term maintenance. The watch features a bold black dial paired with a rich brown genuine leather strap, creating a balanced contrast that transitions effortlessly from professional settings to casual outings. With its 42mm stainless steel case and scratch-resistant sapphire crystal, this timepiece is built to withstand daily wear while maintaining a refined presence on the wrist. As part of the iconic Speedmaster family, it carries a legacy of performance and craftsmanship, making it a compelling choice for collectors and enthusiasts who value heritage and reliability in equal measure.

Key Features
- Swiss Co-Axial Automatic Movement: At the heart of this watch is Omega’s advanced Co-Axial escapement, a proprietary technology that minimizes internal friction within the movement. This innovation enhances long-term accuracy and reduces the need for frequent servicing, ensuring dependable performance over years of use. The automatic mechanism winds itself through natural wrist motion, eliminating the need for battery replacements and supporting sustainable, hassle-free ownership.
- Chronograph Functionality: The integrated chronograph allows for precise measurement of elapsed time using the subdials on the dial. Whether timing a meeting, tracking athletic performance, or managing daily tasks, this feature adds practical utility without compromising the watch’s clean aesthetic. The pushers on the side of the case are ergonomically designed for smooth operation.
- Black Dial with Luminous Markers: The deep black dial offers excellent contrast and legibility, enhanced by applied hour markers and hands treated with luminescent material. This ensures clear time reading in low-light conditions, such as during evening events or in dimly lit environments, adding a layer of everyday convenience.
- Brown Genuine Leather Strap: Crafted from high-quality leather, the brown strap provides a comfortable, breathable fit that conforms to the wrist over time. Its warm tone complements the black dial and stainless steel case, offering a classic, understated elegance that suits a wide range of outfits and occasions.
- 42mm Stainless Steel Case: The case strikes a balance between presence and wearability, offering a substantial profile without feeling overly bulky. Made from durable stainless steel, it resists corrosion and maintains its polished finish through regular use, contributing to the watch’s long-term appeal.
- Sapphire Crystal: The watch face is protected by a sapphire crystal, known for its exceptional hardness and resistance to scratches. This premium material ensures the dial remains clear and unblemished, even after prolonged exposure to everyday hazards like keys, desks, or incidental contact.
Technical Specifications
- Model Number: 331.12.42.51.01.002
- Department: Mens
- Movement: Swiss Co-Axial Automatic
- Case Material: Stainless Steel
- Case Diameter: 42mm
- Dial Color: Black
- Strap Material: Genuine Leather
- Strap Color: Brown
- Crystal: Sapphire
- Functions: Hours, Minutes, Seconds, Chronograph, Date
- Water Resistance: Not specified in source
- Package Dimensions: 10.2 x 8.25 x 6.5 inches
- Item Weight: 2.2 Pounds
- Manufacturer: Omega
- ASIN: B017WTAJYI
- Date First Available: November 2, 2015
- Discontinued by Manufacturer: No
Benefits & Use Cases
This Omega Speedmaster 57 is ideal for men who appreciate the artistry of mechanical watchmaking and demand reliability in a daily-wear timepiece. The automatic Co-Axial movement appeals to those who prefer the craftsmanship and tradition of mechanical watches over electronic alternatives. The chronograph function adds real-world utility, making it suitable for professionals who need to track time intervals, athletes monitoring performance, or hobbyists engaged in activities requiring precise timing. Its design versatility—anchored by the black dial and brown leather strap—allows it to pair seamlessly with business suits, smart casual attire, or relaxed weekend outfits. The watch’s robust construction ensures it holds up under regular use, whether at the office, during travel, or in more active settings. As a model within the Speedmaster lineage, it also carries intrinsic collectible value and brand recognition, appealing to those who value horological heritage.
Important Notes
This model, identified by the number 331.12.42.51.01.002, remains in production and is not discontinued by Omega. It was first made available on November 2, 2015, and continues to be offered under the manufacturer’s current lineup. The watch ships in original packaging measuring 10.2 x 8.25 x 6.5 inches and has a total weight of 2.2 pounds. For detailed warranty coverage, customers are encouraged to consult Omega’s official policy. To preserve optimal performance and appearance, it is recommended to avoid prolonged exposure to extreme temperatures, strong magnetic fields, and physical impacts. Regular care and occasional servicing by a qualified watchmaker will help maintain the timepiece in excellent condition for years to come.