Open house: Saturday, 12-1:30 p.m.; Sunday, 12-1:30 p.m.

Price: $3,995,000

Size: 3-BR, 3.5-BA

Square footage: 3,480

The pitch: “Located in former ‘Henry Forbes Bigelow Mansion,’ this one-of-a-kind Spanish Renaissance Style boutique townhouse was once three individual units now combined as one.”

Open house: Saturday, 12:30-1:30 p.m.; Sunday, 12:30-1:30 p.m.

Price: $1,049,000

Size: 2-BR, 1-BA

Square footage: 993

The pitch: “This unit within Brimmer Chambers, located on the Flat of the Hill, has an oversized living/dining room with a bay window, fireplace, built-in shelving, hardwood flooring and scenic views.”

Open house: Saturday, 12-1 p.m.

Price: $4,200,000

Size: 3-BR, 2.5-BA

Square footage: 2,844

The pitch: “This duplex corner unit with two balconies is located in the Lincolnshire, one of Beacon Hill’s few full service doorman buildings.”

Open house: Sunday, 1-5 p.m.

Price: $849,000

Size: 2-BR, 1-BA

Square footage: 810

The pitch: “Situated on the fifth floor of an elevator building, this home offers a large living/dining room with fireplace, a master bedroom with renovated double closets and exposed brick detail, a spacious second bedroom, and in-unit washer/dryer.”

Open house: Saturday, 12-2 p.m.

Price: $1,450,000

Size: 2-BR, 2-BA

Square footage: 1,238

The pitch: “Located on the ninth floor, this unit has a generous size living and dining room area with expansive views.”

Open house: Saturday, 12-2 p.m.

Price: $1,200,000

Size: 2-BR, 2.5-BA

Square footage: 1,018

The pitch: “This brand new unit features an open living/dining area, bedroom with en-suite bathroom and walk-in closet, and open kitchen with a breakfast bar.”