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( BW)(SCHLUMBERGER-LD.)(SCL) Schlumberger Announces Second Quarter 2003 Conference Call

    Business Editors
    UK REGULATORY NEWS

    NEW YORK--(BUSINESS WIRE)--July 1, 2003--

Schlumberger Limited (NYSE:SLB) today announced that it has scheduled
a conference call on July 23, 2003 at 10:00 am EDT to discuss results
for the second quarter ending June 30, 2003. The results are expected
to be released after market closes on July 22, 2003.

To access the conference call, contact the conference call operator at
+1-800-553-0288 (North America) or +1-612-332-1025 (outside North
America) approximately 10 minutes prior to the call's start time, and
ask for the "Schlumberger Earnings Conference Call." A replay of the
conference call will be available until August 6, 2003, and can be
accessed by dialing +1-800-475-6701 (North America) and
+1-320-365-3844 (outside North America) and giving the access code
689374.

A live webcast of the conference call will also be available at
http://www.slb.com/irwebcast on July 23 at 10:00 am EDT on a listen
only basis. Please log-in 15 minutes ahead of time to test your
browser and register for the webcast. Following the event, a replay
will be available at the same URL until August 6, 2003.

About Schlumberger

Schlumberger is a global oilfield and information services company
with major activity in the energy industry. The company employs 78,000
people of more than 140 nationalities working in 100 countries and
consists of three primary business segments. Schlumberger Oilfield
Services is the world's premier oilfield services company supplying a
wide range of technology services and solutions to the international
oil and gas industry. SchlumbergerSema is a leading supplier of IT
consulting, systems integration, and network and infrastructure
services to the energy industry, as well as to the public sector,
telecommunications and finance markets. WesternGeco, jointly owned
with Baker Hughes, is the world's largest and most advanced surface
seismic company. In 2002, Schlumberger revenue was $13.5 billion. For
more information, visit www.slb.com.

   Short Name: Schlumberger Ld.
   Category Code: MSC
   Sequence Number: 00006547
   Time of Receipt (offset from UTC): 20030701T155205+0100

    --30--MJB/ho* KO/uk

    CONTACT: Schlumberger Ld.

    KEYWORD: NEW YORK UNITED KINGDOM INTERNATIONAL EUROPE
    INDUSTRY KEYWORD: ENERGY OIL/GAS EARNINGS 
    SOURCE: Schlumberger Ld.

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