The 2017 Marchesi di Gresy Camp Gros Martinenga Riserva Barbaresco, crafted from Nebbiolo grapes, hails from the renowned Piedmont region of Italy, specifically the Barbaresco sub-region. This red wine, sealed with a cork, boasts an alcohol content of 14.5%.

Jeb Dunnuck describes the wine as "ripe with a bit darker tone," highlighting notes of "anise, grenadine, and cedar." He praises its "firm core of fruit and earth," balanced by freshness and ripe tannins. Dunnuck suggests that the wine's flavors of "tea leaves, bergamot, and red cherry" linger on the palate, recommending to hold it for another year and enjoy it between 2024 and 2040.

Antonio Galloni of Vinous finds the wine to be "pretty dense" and "potent," suggesting it has significant long-term potential despite its current hard-to-taste profile. Galloni notes the wine's "terrific freshness" for a torrid year, with flavors of "orange zest, cinnamon, and dried rose petal." He describes the finish as "tense" and "classically austere," predicting it will be at its best between 2025 and 2037.

James Suckling awards the wine an outstanding score of 97, calling it "impressive" for its "freshness and firmness." He remarks on its "tight and reserved" nature, hinting at its potential greatness with notes of "cherries, dark cherries, dried flowers, and crushed stones." Suckling emphasizes its "intense tannins" and advises cellaring it for five to six years, suggesting it will be ready for consumption after 2027.

Wine Spectator also gives a high score of 94, noting the wine's "pretty red" appearance and its complex bouquet of "rose petal, cherry, strawberry, eucalyptus, iron, vanilla, and wild herb aromas and flavors." The review highlights the wine's "firm and elegant" structure, with "dusty tannins lining the long, complex, spicy finish." The best drinking window is projected from 2025 through 2042, with only 675 cases produced and 50 cases imported.

Overall, the 2017 Marchesi di Gresy Camp Gros Martinenga Riserva Barbaresco is a structured and complex wine, with reviewers pointing to its potential for aging and development over the coming years.