Wide pen point and diamond dispensing pen

The utility model relates to a wide nib and point diamond pen, including: the wide nib inserted with the penholder, the wide nib includes the daub accommodation portion and the insertion portion at both ends and the nib base body in the middle, the daub accommodation portion includes the front end groove body and the rear end groove body, the front end groove body includes the first notch and the second notch, the area of the first notch is larger than that of the second notch, and the area of the second notch is larger than that of the second notch. The rear end groove body comprises a third groove opening and a groove bottom, the area of the groove bottom is the same as that of the third groove opening, and the third groove opening coincides with the second groove opening. The whole front-end groove body is in an inner slope design, when the cement is dipped, the cement is squeezed inwards and tightly clamped in the rear-end groove body, the cement is not prone to falling off, and the service time is longer