1978 Uniflite 50
$300,000
$350,000
Boat in Berkeley, CA 94710 US
50
2 Engines (2x Volvo Penta)
50 feet
Diesel
Fiberglass/Reinforced
AMETHYST is a Coast Guard Inspected Vessel.
Currently hauled out at Bay Marine Richmond for topsides and bottom paint (April 2026)
The vessel is USCG certified as a 100-mile boat and licensed to carry up to 42 passengers. In 2020, Amethyst underwent a major mechanical retrofit, including the installation of new Volvo Penta D8 engines paired with ZF transmissions with trolling valves, significantly improving reliability, efficiency, and performance for charter operations.
Previously operating as Seabass, and before that as a commercial tuna vessel, the boat benefits from a robust commercial build. One of the lazarettes remains insulated and configured as a fish cooler, ideal for high-capacity fishing trips.
Performance & Condition
Comfortable cruising speed of 18 knots
Maximum speed of approximately 24 knots
Recent topside inspection completed
Vessel is in compliance, actively operating, and revenue-ready
Layout & Accommodations
Two marine heads (bathrooms)
Sleeping accommodations for up to 12
Four additional interior spaces suitable for storage, crew, or operational use
Main cabin to include a new seating layout designed to increase passenger capacity
The Company offers the details of this vessel in good faith but cannot guarantee or warrant the accuracy of this information nor warrant the condition of the vessel. A buyer should instruct his agents, or his surveyors, to investigate such details as the buyer desires validated. This vessel is offered subject to prior sale, price change, or withdrawal without notice.
Price History
| Date | Event | Price |
|---|---|---|
| 3/31/26 | Price decreased | $300,000(-14.3%) |
| 2/17/26 | Initial price | $350,000 |
1978 Uniflite 50 Video Tours
Overview from around the web 1978 Uniflite 50
Customers praise the 1978 Uniflite 50 for its sturdy construction and classic design, highlighting its spacious deck layout that's ideal for both fishing and cruising
Many appreciate the boat's solid fiberglass hull, which contributes to a smooth and stable ride even in choppy waters. Owners often mention the ample storage and comfortable accommodations below deck, making it suitable for extended trips. Some note that with proper maintenance, the Uniflite 50 remains a reliable and timeless vessel that combines functionality with vintage charm.
The Biggest Pros and Cons
The 1978 Uniflite 50 is a classic motor yacht known for its solid construction and spacious design. Here are some pros and cons to consider:
Pros
Sturdy Build: Uniflite boats from this era are renowned for their fiberglass construction, offering durability and longevity.
Spacious Layout: The 50-foot length provides ample living and entertaining space, including multiple cabins and generous deck areas.
Classic Styling: Timeless design appeals to enthusiasts of vintage yachts, combining functionality with traditional aesthetics.
Good Seaworthiness: Designed for offshore cruising, it handles well in various sea conditions.
Versatile Use: Suitable for both leisurely cruising and longer voyages.
Cons
Older Systems: Being a 1978 model, onboard systems and electronics may be outdated and require upgrading.
Maintenance Needs: Older fiberglass boats can require significant upkeep to maintain structural integrity and appearance.
Fuel Efficiency: Larger engines typical of this vintage may not be as fuel-efficient compared to modern counterparts.
Limited Modern Amenities: Lacks some of the conveniences and technology found in contemporary yachts.
Potential Availability of Parts: Some replacement parts might be harder to source due to the boat’s age.
Made For
The 1978 Uniflite 50 is ideal for boaters seeking a spacious and reliable vessel that combines classic design with solid construction. Perfect for those who enjoy extended cruising, entertaining guests, or fishing adventures, this boat offers ample deck space and comfortable accommodations, making it well-suited for families, seasoned anglers, and cruising enthusiasts alike. Its sturdy build and timeless style appeal to those who appreciate a durable and versatile offshore boat.
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Meet the Broker
Address
Boat Location
Contact Rubicon Yachts- San Rafael about 1978 Uniflite 50
25 Third Street, San Rafael, CA, 94901
Contact Rubicon Yachts- San Rafael
25 Third Street, San Rafael, CA, 94901



















