CREDIT

SUISSE

Certificates in USD on a Straddle with forward start on the Nadaq-100 Index®

March 31, 2005 until March 24, 2006

Issuer

CREDIT SUISSE, Zurich

Underlying

Nasdaq-100 Index® (“Index”), Bloomberg Ticker: NDX

Swiss Security Number/ISIN

2 102 992/CH 002 102 992 8

Notional Amount

USD 1000.00

Issue Price

USD 82.40

Straddle Premium on the Initial

Fixing Date

8.24% of the Notional Amount

Straddle

A long position in a European-style call and put option on the Index with the same at-the-money Strike Level and with the same expiration on the Final Fixing Date

Initial Fixing Date

March 18, 2005

Payment Date

March 31, 2005

Strike Setting Date

December 16, 2005

Strike Level

100% of the official closing level of the Index on the Strike Setting Date

Last Trading Date

March 17, 2006, until the end of the SWX Swiss Exchange trading hours

Listing

None

Final Fixing Date

March 17, 2006

Index Level

100% of the official closing level of the Index on the Final Fixing Date

Redemption Date

March 24, 2006

Redemption Price

Notional amount multiplied by the Straddle Premium in percent of the Strike Level on the Final Fixing Date, i.e.

Minimum Trading Lot

1 Leverage Certificate

Issue Size

10,000 Leverage Certificates