43 Sealine 2020 Boat for Sale

Nan Sea Cay

ASKING PRICE: $495,000 Watch Price

Saint Petersburg, FL

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Nan Sea Cay Yacht Photos Pics 2020 Sealine C430 yacht cruising on calm waters.

Nan Sea Cay Yacht Photos Pics 2020 Sealine C430 yacht docked in a marina, reflecting on calm water.

Nan Sea Cay Yacht Photos Pics 2020 Sealine C430 yacht docked at marina, showcasing sleek design and spacious deck.

Nan Sea Cay Yacht Photos Pics 2020 Sealine C430 yacht docked, showcasing spacious deck and sleek design under a cloudy sky.

Nan Sea Cay Yacht Photos Pics Top view of 2020 Sealine C430 yacht layout, featuring spacious interior and deck design.

Nan Sea Cay Yacht Photos Pics Interior of 2020 Sealine C430 yacht with modern kitchen, seating, and entertainment area.

Nan Sea Cay Yacht Photos Pics Luxurious interior of 2020 Sealine C430 yacht with beige seating and wooden table.

Nan Sea Cay Yacht Photos Pics Modern kitchen and dining area in 2020 Sealine C430 yacht, featuring sleek cabinetry and seating.

Nan Sea Cay Yacht Photos Pics Modern interior of 2020 Sealine C430 yacht with TV and wooden cabinetry.

Nan Sea Cay Yacht Photos Pics Beige seating in 2020 Sealine C430 yacht interior, featuring modern design and wood accents.

Nan Sea Cay Yacht Photos Pics Interior of 2020 Sealine C430 yacht with beige seating and navigation equipment.

Nan Sea Cay Yacht Photos Pics Luxurious interior of 2020 Sealine C430 yacht with modern helm and seating area.

Nan Sea Cay Yacht Photos Pics Interior of 2020 Sealine C430 yacht with modern seating and dining area.

Nan Sea Cay Yacht Photos Pics Luxurious interior of 2020 Sealine C430 yacht with modern seating and dining area.

Nan Sea Cay Yacht Photos Pics Interior view of 2020 Sealine C430 yacht with marina backdrop.

Nan Sea Cay Yacht Photos Pics Luxurious interior of 2020 Sealine C430 yacht with modern furnishings and sleek design.

Nan Sea Cay Yacht Photos Pics Floor plan of 2020 Sealine C430 yacht, featuring dual cabins and engine layout.

Nan Sea Cay Yacht Photos Pics Luxurious bedroom interior of 2020 Sealine C430 yacht with elegant bedding and seating.

Nan Sea Cay Yacht Photos Pics Luxurious bedroom interior of 2020 Sealine C430 yacht with elegant bedding and ambient lighting.

Nan Sea Cay Yacht Photos Pics Luxurious bedroom interior of 2020 Sealine C430 yacht with modern design and cozy bedding.

Nan Sea Cay Yacht Photos Pics Control panel and flexible reading light on 2020 Sealine C430 yacht interior.

Nan Sea Cay Yacht Photos Pics Luxurious interior of 2020 Sealine C430 yacht with modern kitchen and seating area.

Nan Sea Cay Yacht Photos Pics 2020 Sealine C430 yacht with elegant outdoor seating and dining area, docked at marina.

Nan Sea Cay Yacht Photos Pics Outdoor dining area on 2020 Sealine C430 yacht, featuring a wooden table with blue plates.

Nan Sea Cay Yacht Photos Pics Helm of 2020 Sealine C430 yacht with navigation screens and controls.

Nan Sea Cay Yacht Photos Pics Helm of 2020 Sealine C430 yacht with Garmin navigation displays and steering wheel.

Nan Sea Cay Yacht Photos Pics View from Sealine C430 yacht, overlooking marina with palm trees and buildings.

Nan Sea Cay Yacht Photos Pics Control panel of a 2020 Sealine C430 yacht with navigation instruments and compass.

Nan Sea Cay Yacht Photos Pics Engine room of 2020 Sealine C430 yacht with wiring and equipment.

Nan Sea Cay Yacht Photos Pics Engine room of a 2020 Sealine C430 yacht, featuring electrical components and wiring.

Nan Sea Cay Yacht Photos Pics Engine room of 2020 Sealine C430 yacht with dual Volvo Penta engines.

Nan Sea Cay Yacht Photos Pics Engine room of a 2020 Sealine C430 yacht with Volvo Penta IPS 600 engine.

Nan Sea Cay Yacht Photos Pics Volvo Penta IPS 600 engine in a 2020 Sealine C430 yacht.

Nan Sea Cay Yacht Photos Pics Sealine C430 yacht docked in a marina, surrounded by sailboats under a clear blue sky.

Nan Sea Cay Yacht Photos Pics Sealine C430 2020 yacht bow with anchor and mooring equipment on calm water.

Nan Sea Cay Yacht Photos Pics Bow view of 2020 Sealine C430 yacht docked by a calm waterfront.

Nan Sea Cay Yacht Photos Pics 2020 Sealine C430 yacht docked at marina, sleek design, white exterior, calm water reflection.

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Off Market

Last updated Aug 13, 2025

Nan Sea Cay Boat | 43' Sealine 2020

Recently contributed to AMI Kids and will be available for long term lease with interest free terms to qualified individuals.

'Nan Sea Cay' is an immaculate Sealine C430 and is by far the best equipped C430 available in North America. Her owners spent 18 months diligently comparing every modern express cruiser on the market and found the Sealine was the obvious choice. Lacking for nothing except your desire to go cruising, 'Nan Sea Cay' is an excellent example of a luxury cruising yacht. Equipped with state of the art amenities and options assuring true comfort while onboard and blending British maritime experience with superb German craftsmanship, the Sealine C430 is a truly impressive yacht and in a class by itself. Designed by Bill Dixon, the C430 offers many useful and desirable features seldom found all in one yacht. Just some of the note worthy features are listed below.

Volvo Penta IPS 600 Engines (440 HP Rating each)
Fresh Drive Paint and Zincs (April 2025)
New Mastervolt 75 AMP Chargemaster Plus (November 2024)
3 New DC260-12 Full River Batteries (November 2024)
Fresh Bottom Service and Paint (October 2024)
Joystick (at Helm and in the Cockpit) and Conventional Helm Controls
8 KW Fisher Panda Generator in Sound Shield
C Zone System Digital Panel
Electro Sea Intake reduces organic line buid up (2022)
Retractable Salon and Cockpit Roofs
Cockpit and Engine Room Cameras
2 x 18" Garmin Chart Plotters with Radar
Light Ontario Oak Interior
Electric Retractable Salon Roof for Panoramic Sky Views
Electric Retractible Cockpit Roof for a Truly Open Layout
Salon and Galley Open Up Fully to the Cockpit for unparalleled Living Space
Hydraulic Bathing Platform and Boarding Ladder
Electric Heads and Separate Shower Stalls

Denison Yachting is pleased to assist you in the purchase of this vessel. This boat is centrally listed by Preferred Yachts.

Denison Yacht Sales offers the details of this yacht in good faith but can’t guarantee the accuracy of this information nor warrant the condition of this boat for sale. This yacht for sale is offered subject to prior sale, price change, or withdrawal from that yacht market without notice. She is offered as a convenience by this yacht broker to its clients and is not intended to convey direct representation of a specific yacht for sale.

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Nan Sea Cay HIGHLIGHTS

Yacht Details: 43' Sealine 2020
Location: Saint Petersburg, FL
Engines: Volvo Penta
Last Updated: Aug 13, 2025
Asking Price: $495,000
Maximum Speed: 37.5 kn
Max Draft: 3' 3''

Nan Sea Cay additional information

Specifications

Maximum Speed: 37.5 kn
Beam: 13' 9''
Hull Material: Fiberglass
Max Draft: 3' 3''
Fuel Tank: 1 x 290|gallon
Fresh Water: 1 x 118|gallon
Holding: 2 x |
Cabins: 2
Heads: 2

Hull

Fresh Bottom Paint 9/15/2024
Props removed and Reconditioned. Reinstalled 9/15/2024
All Underwater Running Gear Cleaned and Repainted 9/15/2024

Accommodations

Retractable Salon Roof ‘Ontario Oak’ Interior Paneling and FurnitureL
Light Grey Laminate Floors
”Long Island’ Leather Upholstery on All Seating
Full Window Blinds
Black Mesh Snap On Sunscreen for Forward Windshield and Sides
Full Screen Enclosure for Cockpit
Windows Expansive Salon Opening onto the Cockpit
Electric Hi Lo Dining Table with Cushion to convert to Berth
Helm Side Door for easy deck access
Helm Seat Swivels to face Salon Table and can be adjusted HI / Lo
Aft Galley opens on to the Cockpit
Full Beam Main Stateroom Amidships: Large Bed, Wardrobes and Sideboard Storage Two Bedside Tables, Lighted Mirror Vanity, Couch
Ensuite Head with Electric Toilet and Separate Shower Stall VIP
Stateroom Forward with Ensuite Head and Shower
Separate Shower Stalls in each Bathroom

Cockpit And Deck

Electric Opening Salon Roof Electric
Integrated Grill and Food Prep Station on Swim Platform
Opening Cockpit Roof Salon Door Slides and Nests to create open living space
Cockpit with Electric Hi / Lo Bathing Platform with a Retractable Ladder
Remotes for Swim / Bathing Platform
Electric Hi / Lo Cockpit Table with Cover
Premium Cruising Package Full Screen Enclosure for the Cockpit
Covers for All Exterior Seating and Sunpad Areas
Rocna Anchor 44lb 100' G4 3/8" Anchor Chain and 100' 5/8" White Nylon 3st Rode Mantus Snubber Reversible
Quick Anchor Windlass with Helm Controls
Hull White Rub Rail with Stainless Steel Insert Additional Deck Cleats (one each side)
Faux Teak in Cockpit and on Swim Platform (Always looks great)
Custom Aft Cockpit Shade
Covers for all Exterior Soft Goods
Automatic Interceptor System (Hydrotab)
Adjustable Tilt Steering Wheel
High Stainless Steel Rails Foreward Deck Sunpad with Liftable Backrest with Cover
Mesh Screens for Windshield and Side Windows Screens for Forward Hatch Synthetic Teak on Swim Platform,
Steps and Cockpit Freshwater Dockside Connection on Transom
Freshwater Washdown

Engines And Machinery

Twin Volvo Penta IPS 600 Engines (440HP Rating)
Helm Joystick Control 2nd Docking Station in Cockpit with Joystick Control
Conventional Throttles at Helm
Volvo Penta Multifunction 7" Display
Double Engine Filters with Bypass System
Fisher Panda Generator
New 4 x Marine Air Conditioning Units Clearline Air Conditioning System
New AC Pump (2024)
Electro Sea System (2022) Reduces Organic Build up in Lines

Electrical Systems

CZONE Digital System Controls
2 x Cockpit Mounted Back Up Cameras
Engine Room Camera
Fisher Panda 10000i 8.0 KW Generator
10” Digital Display for Ships Systems and Monitoring
4 Underwater Multiclolor Lights (White or Blue) at Stern
Engine Start Batteries House Battery Bank
4 x Dometic AC Control Units
Lighting Package including; LED Side Deck Lights Courtesy Lights Pop Up Lights at Bow and at Grill on Stern Indirect Salon , Heads and Galley lighting
Recent Upgrades: VKool Ceramic Base Applied to Windows
Electro Sea Clearline 430 System
3 x New Batteries (9/2022),
Full River DC260-12DT Deep Cycle Marine .

Galley

Galley Opens onto the Cockpit Aft and the Salon Forward creating a Fully Open Space
Miele Dishwasher
Two Refrigerators. (Upgrade from single refrigerator)
Bosch Electric Oven with Microwave Function
Two Burner Electric Stove Top
Electric Grill with Sink and Worktop with Pop Up Lights on Stern Platform
Sink with Stainless Steel Faucet ‘Mineral Marine Stone’ Galley Counters

Navigation And Electronics

Premium Garmin Navigation Package;
2 x 18" Touch Screen Series 8400 / 8600 Chart Plotters
Garmin GMR Fantom 18/24 Mile Radar
Garmin AIS 800 Forward Facing Sonar
Raymarine Ray 90 VHF
VHF Antennae with Splitter for FM
AIS Spotlight with Remote Control
Back Up Cameras,
Engine Room Camera.

Entertainment Systems

DVB-T2 Digital TV Antennae
Forward Cabin: Fusion Apollo MS-RA770 w/ AM/FM , CD/DVD 2 High End Two Way Speakers
Flat Screen TV Primary Cabin: Fusion Apollo ;MS-RA770 w/ AM/FM, CD/DVD 2 High End Two Way Speakers Fusion MS-AB206 Dual Marine Active Subwoofer
Flat Screen TV Salon: Fusion Apollo MS-RA770 w/ AM/FM, CD/DVD High End Speakers in Salon
Cockpit Flat Screen TV Hook Up