A sensor element structure for a MEMS vibrating sensor of angular velocity, the sensor element structure comprising at least a rotor mass, two linearly moving masses (101, 102), and exciting means for exciting the two linearly moving masses (101, 102) into a linear primary oscillation motion within a structural plane formed by inertial masses of the sensor element structure in their initial position when not excited to any movement, the inertial masses comprising the rotor mass and the two linearly moving masses, the sensor element structure further comprising: - a suspending structure essentially in the middle of the rotor mass, for supporting the rotor mass, using flexible springs between the suspending structure and the rotor mass, the suspending structure allowing the rotor mass to be excited into a primary rotation of the rotor mass, which primary rotation occurs in the structural plane, about the centre of the rotor mass; characterized in that the sensor element structure further comprises: - two stiff T-shaped levers (218, 219) each coupled to the two linearly moving masses (101, 102) and to the rotor mass by other flexible springs (115, 117, 120, 121, 122, 123), wherein the T-shaped levers (218, 219) enable the rotor mass and the two linearly moving masses (101, 102) to be excited into an anti-phase primary mode combining the linear primary oscillation motion and the rotary motion, at a given nominal frequency, - wherein the two T-shaped levers (218, 219) are configured to convey the linear primary oscillation motion of the two linearly moving masses (101, 102) into the primary rotation of the rotor mass so that a direction of the angular momentum of the rotor mass with respect to a geometrical center of the sensor element structure is opposite to a direction of the angular momenta of the linearly moving masses (101, 102) when the rotor mass and the linearly moving masses are excited into the anti-phase primary mode. - a suspending structure essentially in the middle of the rotor mass, for supporting the rotor mass, using flexible springs between the suspending structure and the rotor mass, the suspending structure allowing the rotor mass to be excited into a primary rotation of the rotor mass, which primary rotation occurs in the structural plane, about the centre of the rotor mass; - two stiff T-shaped levers (218, 219) each coupled to the two linearly moving masses (101, 102) and to the rotor mass by other flexible springs (115, 117, 120, 121, 122, 123), wherein the T-shaped levers (218, 219) enable the rotor mass and the two linearly moving masses (101, 102) to be excited into an anti-phase primary mode combining the linear primary oscillation motion and the rotary motion, at a given nominal frequency, - wherein the two T-shaped levers (218, 219) are configured to convey the linear primary oscillation motion of the two linearly moving masses (101, 102) into the primary rotation of the rotor mass so that a direction of the angular momentum of the rotor mass with respect to a geometrical center of the sensor element structure is opposite to a direction of the angular momenta of the linearly moving masses (101, 102) when the rotor mass and the linearly moving masses are excited into the anti-phase primary mode.