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Precision tolerances

Omega mechanical watches with a certified chrono- meter movement

Omega watches bearing the chronometer inscription (in accordance with the certificate issued by your autho- rised Omega retailer) are high-precision timepieces that have passed the precision tests of the Official Swiss Chronometer Testing Institute (Contrôle Officiel Suisse des Chronomètres, COSC).

This neutral and independent body individually tests each movement for 360 consecutive hours, during which it is placed in the five common wrist positions and exposed to three different temperatures.

Days

1,2

3,4

5,6

7,8

9,10

Position

 

 

 

 

 

Temperature

23°C

23°C

23°C

23°C

23°C

Days

11

12

13

14,15

 

Position

 

 

 

 

 

Temperature

8°C

23°C

38°C

23°C

 

To earn the title of chronometer, the mechanical move- ment’s average daily variation in rate must be between –4/+6 seconds per day, or a precision of 99.99%, the highest precision attainable by a mechanical movement.

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Omega SA 1538, 2520, 2500, 1120, 1400, 1532, 1108, 1680, 1424 Days Position Temperature 23C, Days 14,15 Position Temperature 23C
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1120, 1680, 1108, 1532, 1538 specifications

Omega SA, a renowned Swiss luxury watch manufacturer, is celebrated for its precision timepieces, with a history spanning over 170 years. Among its notable innovations are the Omega SA 1400, 1530, 2500, 1424, and 2520 models, each representing a fusion of cutting-edge technology, meticulous craftsmanship, and timeless design.

The Omega SA 1400 is recognized for its automatic movement that embodies reliability and robustness. This model features a classic design bolstered by a stainless steel case, ensuring durability while maintaining a sophisticated appearance. The 1400 utilizes an intricate balance wheel, which enhances its accuracy and provides a power reserve that withstands the test of time.

The Omega SA 1530, meanwhile, is a standout for its pioneering co-axial escapement technology. This innovative mechanism, developed by George Daniels in the 1970s, offers greater precision and stability, as well as reduced friction between the moving parts. The 1530’s dial boasts a clean aesthetic, accented by elegant hour markers and hands, making it suitable for both formal and casual settings.

Next, the Omega SA 2500 model highlights a blend of heritage and modern aesthetics. It features a distinctive skeletonized movement that allows wearers to appreciate the intricate workings of the watch. This model is equipped with anti-magnetic technology, protecting its inner mechanisms from electromagnetic fields, thus ensuring its continued accuracy in everyday life.

The Omega SA 1424 is particularly notable for its bold design and robust construction. It is often viewed as a new generation of dive watches, equipped with luminous markers for visibility in low-light conditions. The water resistance of the 1424 ensures it can withstand the rigors of underwater exploration, making it an ideal companion for adventure enthusiasts.

Lastly, the Omega SA 2520 model stands out with its sophisticated chronograph function. This timepiece is optimized for precision timing with additional features such as a tachymetric scale, allowing users to measure speed over distances. The 2520 boasts a dynamic design, often adorned with a striking bezel and a combination of polished and brushed finishes, ensuring it remains a statement piece on any wrist.

In summation, Omega SA’s 1400, 1530, 2500, 1424, and 2520 models exemplify the brand’s commitment to excellence in horology. Each of these timepieces showcases unique features and innovations while retaining the classic elegance that Omega is known for, making them coveted additions to any watch collection.
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