Subsea Estate

Subsea Estate logo
Star 4.3 (65 Google reviews)

opening hours
Cellar Door is open 9 am - 4 pm daily. Closed Christmas Day

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In Augusta's pristine waters, where two mighty oceans meet, the Southern Hemisphere's first Open Ocean winery—Subsea Estate, brings a fresh perspective to Margaret River wine. Within the depth of stunning Flinders Bay, the Southern Ocean's natural rhythms transform premium fruit into something extraordinary, crafting our limited-edition wines 20 metres below the surface.
Born from a vision to merge traditional winemaking with maritime innovation, Subsea Estate commenced its journey in May 2024 with its inaugural deep-sea 'winter' immersion.
 
This pioneering process harnesses the raw power of the WA's ocean environment in ways previously unseen in Australian wine. Specialist divers deploy custom-designed vats to precise depths, where constant temperatures and ocean swells influence each vintage. 

Continuous motion and oceanic pressure create wines that embody the essence of both land and sea—offering something truly unique for those seeking adventure in wine. 

 At the Augusta Boat Harbour marina, guests can explore these ocean-influenced wines through immersive tastings. The cellar door experience features stunning views across Flinders Bay, paired with fresh abalone and insights into this dynamic winemaking approach.   

Amenities

Location

Subsea Estate

Leeuwin Rd, Leeuwin WA 6290

Reviews

Star 4.3 (65 Google reviews)
Werner Groosman 08 October 2026

Delicious wine tasting with delicious lobster or shrimp sandwiches and other local fresh products 👌

Mitchell Tink 29 September 2026

Great different wine experience in the great southern region, abalone was delicious and all the wines were great had to buy a bottle to take home 😊

Michelle Cameron 28 September 2026

This was a gorgeous little spot to stop and take in the mariner. Ordered a prawn roll which was to die for. Fresh prawns crunchy toasted roll amazing combination. Definitely worth the detour

morgan allomes 26 September 2026

My partner and I went to see Jodee (founder) today at the cellar door. She was exceptional! In detail, talked about her love and passion for the ocean and diving, said “the ocean is addictive.” I was swept away with the story and the information she shared. The wine was great to taste, a land and ocean variety as well as just the ocean variety. It wasn’t just a normal cellar door experience, it was a little info session I found, learning how they secure the vats at the bottom of the ocean bed to releasing them. I love what they have done, working while also helping the marine life. Having 10,000 ABITATS to bring the ocean back to life. We will definitely be back to see how they progress. Also if you LOVE Abalone, I suggest you go here. You can buy some to be cooked whilst enjoying some wine or you can take it to go. Freshly caught and frozen. Some already sliced and tenderised