A keel/CB version was built from 1968-1972 called the Neptun 212.
SA = Jib and main.
Thanks to András Clér for information and brochures.

Main area:32.83m2/353ft2
Self-tacking jib area: 19.79m2/213ft2
Keel weight:846kg/1865lbs

Originally SOUTHERLY 32.

Also available with an unstayed cat rig and unstayed cat ketch.
Available in various stages of completion.

Later boats had a fixed keel.

twin rudders
Fixed keel version draft: 2.10m
Main : 45m² (square top)
Jib : 39m²
Asymetric spi : 120m²
Navigation Category ISO 12217: A

Mast Carbon
Boom Aluminum/Carbon (only for Hermes)
Bowsprit Carbon, retractable
Steering system Twin rudders, Tiller
Propeller 2-blade folding

Sailplan:
Mainsail: Square top 63.0 m²
Genoa: 44.0 m²
Staysail on removable stay: 27.0m²
Asymmetric spinnaker A2: 155 m²
Asymmetric spinnaker A2: 120 m²
Gennaker/Code 0: 85 m²
Navigation Category ISO 12217 A – unsinkable

Very similar to VENTURE 21 and MACGREGOR 21. First offered in 1966. This builder was located at Jacksonville FL.
Thanks to ‘sea-scooter’ for providing updated information.
Location was:
14561 Beach Blvd.
Jacksonville, FL (USA)

Centerboard weight: 100 kg
Fixed keel version also available.
Outboard motor recommended power: 8-10 hp
Outboard motor max power: 15 hp
Inboard diesel available as an option.