Omega SA 1538, 2520, 2500 Quartz Watch, Calibres 1376, 1456 fig, Calibres 1426, 1530, 1532 fig

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Quartz Watch

CALIBRES 1376, 1456 (fig. II)

The crown has 2 positions:

1.Normal position (wearing position): when pushed into the case, the crown ensures that the watch is water-resistant.

2.Time setting: pull the crown out to position 2, turn the crown forwards or backwards. Push the crown back to position 1.

CALIBRES 1426, 1530, 1532 (fig. I)

The crown has 3 positions:

1.Normal position (wearing position): when pushed into the case, the crown ensures that the watch is water-resistant.

2.Date setting: pull the crown out to position 2, turn the crown forwards or backwards. Push the crown back to position 1.

3.Time setting: pull the crown out to position 3. The seconds hand will stop. Turn the crown forwards or backwards. Synchronise the seconds by pushing the crown back to position 1 to coincide with a given time signal.

CALIBRES 1424, 1538 (fig. I)

The crown has 3 positions:

1.Normal position (wearing position): when pushed into the case, the crown ensures that the watch is water-resistant.

2.Time zone: pull the crown out to position 2. Turn the crown forwards or backwards, the hour hand moves forwards or backwards in one-hour jumps. Push the crown back to position 1.

English

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Contents Operating Instructions Viii Xviii Contents What are the service intervals? Special recommendationsEnvironmental protection Leather strapsAnti-reflective treatment Screw-in crownOmega International Warranty Valid for U.S.A. onlyOmega SA Rue Stämpfli 96, 2500 Bienne Omega International Warranty Above manufacturer’s warranty Quartz Watch Calibres 1376, 1456 figCalibres 1426, 1530, 1532 fig Calibres 1424, 1538 figTime setting by pressing the corrector Calibres 1424Calibre 4000 fig. IIbis Quartz chronograph Calibre 1270 figWatch functions Chronograph functionsPusher B Reset CalibreSimple timing function crown in position Pusher a Start stop read timeAddition function crown in position Pusher a StartPusher a Stop to read time Pusher a Press again to restart Pusher a StopPower reserve cal Counter at 9 o’clock small seconds Manual & Self-winding watchCalibres 1120, 2500, 2520, 2610 fig 2627 fig. III 2300 fig Power reserve Crown has 2 positionsCalibre 2201 Manual-winding Pusher B reset after a stop Self-winding chronographCalibres 3205 fig. XV 3220 fig. Xiii 3601 Regatta function calRegatta function Apnea function calApnea function based on a 14 minute dive Self-winding chronograph with date Calibre 3304 figChanging the date press the corrector C at 10 o’clock Calibre 1151 figSelf-winding split seconds chronograph Watch functions calibreSelf-winding split seconds chronograph Chronograph functions with split secondsManual-winding chronograph Calibres 1861, 1863 fig. XV 1866, 3604 figCalibre 1866-Date and moon phase correction Date setting small counter at 12 oclock press corrector CSetting the hands minutes and seconds Perpetual calendarCalibre 1680 fig ThermocompensationDisplay and correction of the month Display and correction of the yearly cycle Self-winding GMT & GMT Chronograph Calibres 1128 fig. VI 2628 fig 3603 figSelf-winding GMT & GMT Chronograph Coincide with a given time signal Second Time Zone calibre 1128, figBi-directional turning bezel calibre Second Time Zone calibre 2628, fig. VII, calibre 3603, figDays Position Temperature 23C Days 14,15 Position Temperature 23CPrecision tolerances 32 -1 to +6 seconds per dayOther Omega mechanical watches Quartz watchesHelium escape valve Helium escape valve figPressure is gradually increased to How to use the helium escape valve fig Not functional, since it is screwedUsing the tachymetric scale Tachymetric scaleExample calculating the speed of a car Rubber strap Rubber strap Adjusting the length Foldover claspsSnap-fastening foldover clasps Opening ClosingAdjusting the length fig Foldover clasps with pushers Opening figClosing fig Pictograms

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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