Jaeger-leCoultre 381 User Manual Download

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ENGLISH

Table of contents

Introduction 21

Accuracy and precautions for use 21

Water resistance

“1000 Hours Control” test

Technical specifications

Movement 26

Use 28

International Guarantee

Limited Warranty

(United States of America
and Canada)

Summary of Contents for 381

Page 1: ...Introduction 21 Accuracy and precautions for use 21 Water resistance 22 1000 Hours Control test 24 Technical specifications 25 Movement 26 Use 28 International Guarantee 32 Limited Warranty 36 United States of America and Canada ...

Page 2: ...rown A 4 Power reserve of the functions 5 Jumping seconds hand 6 Power reserve of the regulator 7 Seconds hand 8 Date hand 9 Moon phase hand 10 Moon phase aperture for the northern hemisphere 11 Date correction push piece 12 Moon phase corrector in the horn gap ...

Page 3: ...precautions for use MANUALLY WOUND OR AUTOMATIC MECHANICAL WATCHES The accuracy of watch models with mechanical movements is determined by the balance wheel This oscillates at a rate of 21 600 vibrations per hour Despite all the care that the master watchmakers of the Jaeger LeCoultre Manufacture have lavished on building and assembling your watch its accuracy is subject to the influence of gravit...

Page 4: ... significant risk of impact or abrupt actions such as golf or tennis Water resistance Your Jaeger LeCoultre watch is water resistant up to 5 bar Its water resistance can be identified by the symbol engraved on the case back This means that your model has been tested at an overpressure of 5 bar corresponding to an immersion pressure of 50 metres 1 bar 10 metres In accordance with the ISO 22810 NIHS...

Page 5: ...s suitable for the intended use avoid subjecting the watch to excessively abrupt temperature changes protect the watch from being dropped or from suffering other accidental impacts and have the water resistance checked after any violent impact avoid the use of the controls push piece or time setting crown while under water or outside the water if the watch is not yet dry after immersion restore th...

Page 6: ...aquatic activities 1000 Hours Control test Jaeger LeCoultre submits all its watches to its stringent 1000 Hours Control a battery of comprehensive and rigorous internal tests lasting a full 1000 hours The 1000 Hours Control seal or legend placed or engraved on the back of your watch certifies that the timepiece has successfully passed all the tests relating to regularity of rate temperature atmosp...

Page 7: ...ovement Jaeger LeCoultre tests not only the movement prior to being cased up in the watch but also the watch once it has been assembled Technical specifications Manually wound mechanical movement Jaeger LeCoultre Calibre 381 Dual Wing 21 600 vibrations hour Power reserve of the regulator approximately 50 hours Power reserve of the functions approximately 50 hours ENGLISH ...

Page 8: ...barrel provides the watch s regulator regulating organ with 50 hours of power reserve The second barrel which is independent from the first provides all the watch s functions with 50 hours of power reserve The functions thus do not cause any loss of energy or isochronism in the escapement The regulator s power reserve is indicated by the blue triangle positioned between 7 and 8 o clock The functio...

Page 9: ... 50 hours for both the escapement and the functions this indicates that the power reserve has been exhausted This is the last chance to wind up the watch without losing the settings Both barrels can be wound using Crown A in position 1 To wind the escapement barrel and conse quently its power reserve turn the crown clockwise To wind the functions barrel and consequently its power reserve turn the ...

Page 10: ...atch features two seconds displays The first is the central hand while the second is the jumping seconds hand at 6 o clock which gives an indication to 1 6th of a second Use STARTING THE WATCH Crown A in position 1 The watch is started by turning the crown clockwise to wind the escapement power reserve and anti clockwise to wind the functions barrel The watch is fully wound when the two power rese...

Page 11: ...second Pull Crown A out to position 2 The jumping seconds hand returns to zero and stops in preparation for the time setting operation Note that the escapement continues to function thanks to its dedicated power reserve Its isochronism is undisturbed Pull Crown A out to position 3 The central seconds hand returns to zero in turn and stops in preparation for the time setting operation Note that the...

Page 12: ...ck into position 1 The watch starts running again SETTING THE DATE The Duomètre Quantième Lunaire watch displays the date with a hand positioned at 9 o clock It is corrected using a push piece at 10 o clock which allows one day jumps 1 2 3 SETTING THE MOON PHASE AND AGE OF THE MOON The Duomètre Quantième Lunaire watch indicates the moon phases of the northern ...

Page 13: ...ward In order to correct the moon phases accurately calculate the number of days that have elapsed since the last full moon using the calendar at the end of this user manual and using the corrector provided centre the moon in the aperture then move the disc forwards according to the number of days that have elapsed since the last full moon Note Date correction should not be performed between 10 p ...

Page 14: ...o an authorised Jaeger LeCoultre retailer a Jaeger LeCoultre Boutique or an authorised Jaeger LeCoultre Service Centre If these con ditions are not met the manufacturer s guar antee does not apply Please contact Jaeger LeCoultretoobtainthelistofauthorisedJaeger LeCoultre retailers across the world International Guarantee The International Guarantee applies to Jaeger LeCoultre products sold or pres...

Page 15: ...lt of a manufacturing defect will at the sole discretion of Jaeger LeCoultre be repaired or replaced free of charge The Jaeger LeCoultre International Guarantee is valid only if the guar antee certificate enclosed with this booklet has been duly completed dated stamped and signed by the authorised Jaeger LeCoultre re tailer or the Jaeger LeCoultre Boutique which sold you your watch The Jaeger LeCo...

Page 16: ... water resistant Jaeger LeCoultre water resistant watches may be identified by the symbol engraved on the back Their water resistance is guaranteed for two years from the date of purchase pro vided that the glass bezel back middle part and crown have not been damaged It is nev ertheless essential to have the water resistance of your watch checked at least once every two years and in any event prio...

Page 17: ...es this guarantee does not cover the battery life As a consumer you may have legal rights un der applicable national legislation governing the sale of consumer goods those rights are not affected by this guarantee ENGLISH ...

Page 18: ...two years from the date of purchase subject to the fol lowing conditions Any part found by our tech nical services to be defective as a result of a manufacturing defect will at the sole discretion of Jaeger LeCoultre be repaired or replaced free of charge The Jaeger LeCoultre Limited Warranty is valid only if the warranty certificate enclosed with this booklet has been duly com pleted dated stampe...

Page 19: ... purchase if your watch is water resistant or any defect resulting from contact with water if your watch is not water resistant Jaeger LeCoultre water resistant watches may be identified by the symbol engraved on the back Their water resistance is guaranteed for two years from the date of purchase pro vided that the glass bezel back middle part and crown have not been damaged It is nev ertheless e...

Page 20: ...ied including but not limit ed to any implied warranty of merchantability or of ﬁtness for any particular purpose shall extend beyond the period of two years from the date of purchase The liability of Jaeger LeCoultre is limited solely and exclusively to repair or replacement under the terms and conditions stated herein Jaeger LeCoultre shall not be liable by virtue of this Limited Warranty or oth...

Page 21: ...the exclusion or limitation of incidental or consequential damages so the above limitations or exclusions may not ap ply to you This Limited Warranty grants you speciﬁc legal rights in addition to which you may have other legal rights that vary from one Country State Province or Territory to another ENGLISH ...

Page 22: ...e entitled to a replacement or refund for a major failure and compensation for any other reasonably foreseeable loss or damage You are also enti tled to have the goods repaired or replaced if goods fail to be of acceptable quality and the failure does not amount to a major failure This Jaeger LeCoultre Guarantee gives you ad ditional rights provided by Jaeger LeCoultre Every Jaeger LeCoultre produ...

Page 23: ... Jaeger LeCoultre re tailer or a Jaeger LeCoultre Boutique ThisJaeger LeCoultreGuaranteecoversdefects of materials or workmanship of your Jaeger LeCoultre product Jaeger LeCoultre will rem edy these identified defects free of charge for up to two 2 years from the date of purchase Thereafter Jaeger LeCoultre will repair any defective product or part subject to a service charge The Jaeger LeCoultre ...

Page 24: ... identified by the symbol engraved on the back Their water resistance is guaranteed for two years from the date of purchase pro vided that the glass bezel back middle part and crown have not been damaged It is es sential to have the water resistance checked by an authorised Jaeger LeCoultre retailer a Jaeger LeCoultre Boutique or an authorised Jaeger LeCoultre Service Centre at least every two yea...

Page 25: ...e the water resistance of the watch checked once every two years or prior to any period during which it will be sub jected to prolonged and or regular immersion Maintenance and repair work must be entrust ed to an authorised Jaeger LeCoultre retailer a Jaeger LeCoultre Boutique or authorised Jaeger LeCoultre Service Centre The list of our points of sale and service centres is available on our webs...

Page 26: ...parts required for the repair and mainte nance of Jaeger LeCoultre watches and clocks In certain cases especially for operations re quiring special tools and parts the Service Centres will send your watch to the Jaeger LeCoultre Manufacture in Switzerland to have the necessary work carried out ...

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