UNITED STATES

 SECURITIES AND EXCHANGE COMMISSION

 Washington, D.C.  20549

FORM 6-K

REPORT OF FOREIGN ISSUER

PURSUANT TO RULE 13a-16 OR 15b-16 OF

THE SECURITIES EXCHANGE ACT OF 1934

For the month of July 2019

 Commission File Number 001-35991

GRAÑA Y MONTERO S.A.A.

(Exact name of registrant as specified in its charter)

N/A

(Translation of registrant’s name into English)

Republic of Peru

(Jurisdiction of incorporation or organization)

Avenida Paseo de la República 4667, Lima 34,

Surquillo, Lima

Peru

(Address of principal executive offices)

Indicate by check mark whether the registrant files or will file annual reports under cover Form 20-F or Form 40-F.

Form 20-F ___X____ Form 40-F _______

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1): [ ]

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7): [ ]

Indicate by check mark whether the registrant by furnishing the information contained in this Form is also thereby furnishing the information to the Commission pursuant to Rule 12g3-2(b) under the Securities Exchange Act of 1934.

Yes _______ No ___X____

If “Yes” is marked, indicate below the file number assigned to the registrant in connection with Rule 12g3-2(b): Not applicable.

July 5, 2019

We hereby inform as a Relevant Information Communication that today we have been notified that our subsidiary GyM S.A. has signed, jointly with Inmobiliaria Vistamar S.A., the Structural Construction Contract of the Vistamar Hotel Project (the "Vistamar Construction Contract").

Through the Vistamar Construction Contract, GyM S.A. will execute, on a lump sum basis, the earth movement and stabilization works of six basements and reinforced concrete structure for two buildings of twenty and eight floors respectively, totaling 45,428 m² of roofed area. The structures will comprise two hotels of five- and three-stars.

The approximate amount of the aforementioned works is US$ 10 million. Likewise, the execution has a term of 410 calendar days.

Sincerely yours,

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

GRAÑA Y MONTERO S.A.A.

By: /s/ LUIS FRANCISCO DIAZ OLIVERO
Name: Luis Francisco Diaz Olivero
Title: Chief Executive Officer
Date: July 5, 2019