Diamond Creek Vineyards is one of the foundational names in California fine wine. Founded by Al Brounstein in 1968 on Diamond Mountain Road in Calistoga, the estate pioneered the idea that small, geologically distinct vineyard blocks within a single property could produce Cabernet Sauvignons as different from each other as wines from separate appellations. Four named blocks, four distinct soil types, four wines that helped define what California mountain Cabernet could be at its most ambitious and collectible.

Al Brounstein and the Pioneer Vision of Diamond Mountain

Al Brounstein purchased property on Diamond Mountain Road in Calistoga in 1968 with a vision that was unusual for the era: make Cabernet Sauvignon from a single mountain estate and bottle it as separate single-vineyard expressions based on the soil differences within the property. In 1968, this level of terroir-focused thinking was rare in California, which was still in the early stages of establishing its fine wine identity.

Brounstein identified four distinct geological zones within the Diamond Creek property. Each had different soil composition, drainage characteristics, and microclimate variation that he believed would produce meaningfully different Cabernets. He named them Volcanic Hill, Gravelly Meadow, Red Rock Terrace, and Lake, and began farming them separately with the intention of vinifying them separately as well.

The strategy proved prescient. Diamond Creek Cabernets earned critical acclaim through the 1970s and into the 1980s, with the 1979 Volcanic Hill achieving the landmark $100-a-bottle price point that made headlines across the American wine world. The estate remains in the Brounstein family, with winemaker Phil Steinschreiber continuing the tradition of site-specific Cabernet production that Al Brounstein established.

In 1979, Diamond Creek Vineyards became the first California wine to sell for $100 a bottle, with the Volcanic Hill Cabernet Sauvignon setting a benchmark that signaled Napa Valley’s arrival as a world-class fine wine destination.

Four Blocks, Four Soils: Volcanic Hill, Gravelly Meadow, Red Rock Terrace, and Lake

The geological diversity at Diamond Creek is what makes the estate extraordinary. Volcanic Hill takes its name from the volcanic ash and basalt soils that dominate this section of the property. Cabernet from Volcanic Hill tends toward deep color, firm structure, and an iron-mineral backbone with dark fruit and an almost smoky character. It is typically the most powerful and longest-lived of the four wines.

Gravelly Meadow sits on a river-deposited gravel bed that drains exceptionally quickly, stressing the vines and concentrating flavors while producing a wine with more elegance and finesse than the volcanic blocks deliver. Red Rock Terrace is characterized by red, iron-rich clay soils with good water retention, producing Cabernet with deep color, plush texture, and more immediate approachability than the other blocks.

The Lake is the smallest and rarest block, a tiny section adjacent to a small natural pond on the property. It is only vinified and bottled in exceptional vintages when the fruit achieves the quality Brounstein’s original standards demand. In most years the Lake fruit is blended into one of the other wines or not produced as a separate bottling at all. When it does appear, it commands the highest prices and collector interest of any Diamond Creek wine.

The Wines: Single-Vineyard Cabernets from Diamond Mountain

Diamond Creek releases Volcanic Hill, Gravelly Meadow, and Red Rock Terrace as the core annual lineup, with the Lake bottling appearing only when the vintage and vineyard warrant it. These are not wines to be opened young. The firm structure and concentration of Diamond Mountain Cabernet at this elevation and from these soils requires time in the bottle.

Volcanic Hill is the most structured, with tannins that grip on release but soften over a decade to reveal extraordinary complexity. Gravelly Meadow is the most elegant, with silkier tannins and more lifted aromatics that make it slightly more accessible in its youth. Red Rock Terrace sits between the two in terms of structure and accessibility, with the richest mid-palate of the group.

All the wines are produced in very small quantities. Diamond Creek allocates primarily to existing mailing list members, with limited availability through select retail and auction channels. Acquiring current releases typically requires joining the winery mailing list.

Food Pairings for Diamond Creek Cabernet Sauvignon

Diamond Creek Cabernets are among the most tannic and structured wines produced in Napa Valley. Their food pairing requirements are correspondingly serious. The chemistry behind red wine and red meat pairing is grounded in tannin-protein binding: tannins are large polyphenolic molecules that attach to proteins readily. When you eat red meat while drinking a tannic wine, the tannins bind to the meat proteins in your mouth rather than to the mucoproteins in your saliva. The result is that both the wine tastes softer and the meat tastes more savory.

For Diamond Creek Cabernets, the only foods that truly match the wine’s intensity are the most protein-and-fat-rich preparations: a prime dry-aged bone-in ribeye, a whole roasted rack of lamb with a garlic and herb crust, or a long-braised beef short rib that has spent six hours in a low oven. The fat content is as important as the protein: fat emulsifies the tannins and softens their perception further, while the wine’s acid cuts through the richness and keeps the pairing from feeling heavy.

If serving the Lake bottling for a special occasion, consider matching it with the most refined preparation: a simply seasoned Wagyu beef steak where the wine’s complexity can take center stage. Avoid heavy sauces that compete with the wine’s intricate secondary flavors. Aged Gruyere or aged Parmigiano-Reggiano round out a cheese course that can follow any of the Diamond Creek wines effectively.

Diamond Creek Vineyards: Frequently Asked Questions