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14data points analyzed by Sailpages.com to compile this DIAMANT 3000 buyer’s report
DIAMANT 3000

DIAMANT 3000

Ott Yacht GmbH🇩🇪· Design: Jan Kjaerulff
$22,944 avg$22,944 – $22,944 (1 listings)1988–199850 built
$1.7K – $4.5K est. annual maintenance
Performance RacermonoFractional SloopFin

Specifications

Hull

LOA34.09 ft
LWL27.23 ft
Beam8.2 ft
Draft5.41 ft
Displacement6,173 lb
Ballast1,984 lb
Hull speed1.34·√LWL7.0 kn

Rig & Sails

Iforetriangle height39.37 ft
Jforetriangle base11.98 ft
Pmainsail luff45.93 ft
Emainsail foot14.6 ft
FLforestay12 ft
Mainsail321.84 sq ft
Jib (100%)319.15 sq ft
Spinnaker914.93 sq ft

About the DIAMANT 3000

First called DYNAMIC 3000. Offered with Standard and 'Lake' rig. (Rig dimensions for standard listed here.) Sail Area (Standard): Main: 29.90m2/322 sq.ft. Genoa 29.65m2/319 sq.ft. Jib (self tacking) 16.29m2/175.3 sq.ft. Spinnaker 85.0m2/915 sq.ft. In 2000? a new version was offered called simply DIAMANT, with modernized keel, rudder and rig.

Sailpages Buyer's Take

The Diamant 3000 is a compact, performance-oriented cruiser designed by Jan Kjaerulff and built by Ott Yacht GmbH (GER) between 1988 and 1998, with a total production of 50 hulls. Its fractional sloop rig and fin keel configuration reflect a design philosophy focused on agility and efficient sailing within its 34.09 ft LOA footprint.

Best for:
This boat suits coastal cruisers and short-handed sailors who prioritize sailing performance and ease of handling over heavy bluewater displacement. Its relatively light displacement of 6173.0 lb and high SA/D ratio of 23.61 make it particularly appealing to those seeking a responsive, easy-to-sail package for bay and coastal waters.
Bluewater capability:
With a low D/L ratio of 136.49 and a capsize ratio of 1.79, the Diamant 3000 is better suited for protected coastal cruising than serious offshore passage-making, as its light displacement and narrow beam of 8.2 ft may compromise stability in heavy seas.
Comparables:
Comparable boats include the Beneteau First 34 and the O'Day 34, as they share similar fractional sloop rigs, fin keels, and target the same market of performance-minded coastal cruisers from the late 1980s and 1990s. These vessels offer similar dimensions and sailing characteristics, making them direct competitors in the used market.

Performance

Comfort19.8
Capsize1.79
SA/Disp23.6
Disp/Len136
Bal/Disp32.1

ORC Performance Data(1 certificate)

Measured performance data from ORC (Offshore Racing Congress) certificates.

Polar Diagram

24681012140°30°60°90°120°150°180°WIND
6kn8kn10kn12kn14kn16kn20kn24knbeat VMGrun VMG

Boat speed (kn) vs. true wind angle. Source: ORC

Racing Ratings

GPH607.8 s/miOSN595.6

Triple Number

LowMedHighOffshore0.90491.09141.2025Inshore0.71410.89250.9943

ORC Measured

Displacement2792 kg (6156 lb)Wetted surface19.3 m² (208 ft²)Stability index-1.0

Sail Areas (ORC)

Main37.0 m² (398 ft²)Genoa28.2 m² (303 ft²)Asymmetric93.2 m² (1003 ft²)

Speed Table (kn)

TWA \ TWS68101214162024
52°5.86.56.86.97.07.07.17.0
60°6.06.76.97.17.27.27.37.3
75°6.26.87.27.47.57.67.87.9
90°6.16.87.27.67.88.08.38.5
110°6.16.97.47.78.08.38.89.4
120°5.96.97.47.98.38.79.410.2
135°5.46.57.17.78.39.010.812.5
150°4.65.76.57.17.57.99.613.0
Beat VMG3.94.54.84.95.05.15.14.9
Run VMG4.04.95.76.16.57.08.311.3

Market Price

Low
$22,944
Average
$22,944
High
$22,944
Based on 1 listings across 2 marketplaces

Estimated Cost of Ownership

Based on 34.09ft LOA. Actual costs vary by condition, usage, and local rates.

$/ft/mo
Annual Maintenance
$1.7K – $4.5K
Hull, rigging, sails, engine service
Annual Docking
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Known Issues & Pre-Purchase Inspection

10 reported issues across 5 systems for the DIAMANT 3000, compiled from owner reports in sailing forums and owner-association material.

5 critical3 major2 minor
Rigging4Deck2Rudder2Engine1Keel1

Unlock the full inspection report

Thinking of buying a DIAMANT 3000? This is an in-depth report on the faults this model is known for — so you know exactly what to check when you walk the boat. For the price of a coffee.

  • All 10 specific issues — severity, symptoms & fixes
  • Model-specific pre-purchase inspection checklist
  • Downloadable PDF to take to your surveyor — yours to keep

One-time $2.99 · secure checkout by Stripe · instant access · 30 days online, PDF yours to keep

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