
Diamond Days, a 1998 Hatteras 74 Sport Deck, is a well-maintained yacht offered by its original owner and is currently listed for $669,000 through Gilman Yachts. The vessel has a four-stateroom, five-head layout.
According to Gilman Yachts, Diamond Days has been consistently serviced, with haul-outs performed annually. The yacht received a paint job at Jarrett Bay in 2012, during which all hardware was removed and rebedded. Notably, the hull has never experienced blistering. Diamond Days is powered by twin 1,350 hp Caterpillar 3412 diesels, with approximately 6,805 hours on the engines. Oil samples dating back to 2007 are available.

Recent Upgrades:
- 2024: New polycarbonate panels on flybridge enclosure, CAT engine computers, bottom job at Jarrett Bay, stabilizer fin seals, bow A/C
- 2023: Crew A/C system replaced
- 2022: Mid-stateroom A/C system replaced, new stainless rudders, bearings, and dripless seals, Garmin 8600 Suite installed
- 2021: Side flybridge enclosure panels, stainless exhaust elbows, aftercoolers cleaned and powder-coated, Revere 8-man liferaft (inspected 2024)
- 2020: Injector and line replacement, salon and aft stateroom woodwork refinished
The yacht reportedly cruises at 20 knots and has a top speed of 25 knots.
Guests can board via an articulating Marquipt ladder to the port or via starboard wheelhouse doors or through the swim platform. The cockpit has faux teak over fiberglass decking, a 44-inch varnished table with four matching chairs, six storage cabinets, stainless-steel rails and overhead lighting. A freshwater washdown is also available.

The foredeck has a forward-facing settee and two sun pads for some quietude at the quay. The flybridge is equipped with a Corian-countertop custom bar with integrated sink, BBQ, two swivel barstools and U-shaped seating abaft of the helm. A 14-foot 1998 Nautica RIB tender with 2017 tubes is stowed on the aft deck.
The wheelhouse has a three-panel windshield and a range of navigation and electrical systems, including:
- Garmin 7215 & 8212 touchscreen MFDs
- Garmin 4212 plotter, GHP-20 autopilot, AIS 300 transceiver, GXM 52 weather receiver
- Garmin GMR 6-foot open-array radar
- Icom ICM-504 and Stephens VHF radios
- Naiad Marine hydraulic bow thruster
- Onan 20 kW generators (forward: ~4,400 hrs, aft: ~7,332 hrs)
- AGM batteries, Victron and Newmar converters, Hubbell power inlets, Glendinning shore cord reels
Inside, the full-beam salon is set up with an upholstered chair, L-shaped sofa and a custom maple entertainment center with a 40-inch Sony TV. Large windows with Duette blinds and Roman shades help dial the light in or out.

The adjacent galley includes Uba Tuba granite countertops, a KitchenAid refrigerator/freezer, Bosch microwave and oven, Whirlpool cooktop and a stainless-steel undermount sink. A C-shaped dinette is across for casual dining.
Accommodations include a full-beam owners’ stateroom with a king-size island berth, his-and-hers heads, Jacuzzi tub and walk-in closet. Forward of the engine room are two VIP guest staterooms with queen berths and a twin over-under-berth stateroom. All staterooms have en suite heads.
Where is Diamond Days located? The yacht is currently lying in Key Largo, FL.
Take the next step: call or text the listing agent, Jeff Stanley, (954) 249-0360, Gilman Yachts
Quick Specifications
- Length Overall: 74′
- Beam: 18’2″
- Max Draft: 5’5″
- Cruising Speed: 20 knots
- Max Speed: 25 knots
- Hull Material: Fiberglass
- Engines: 2 x Caterpillar 3412 diesel (1,350 hp each)
- Fuel Capacity: 1,561 Gal.
- Freshwater Capacity: 345 Gal.