Seafield House, 49 Commercial Street, Lerwick

Seafield House and 1 Chromate Lane is an 18th-century, 4-bay, 2-storey and attic former town house, set on a sloping end of terrace site with flanking closes and a gable facing the street. The upper gable and northwest elevation are harl-pointed, while the southeast elevation is cement-rendered and lined. The building features some margined windows.

On the southeast elevation (Chromate Lane), the facade is asymmetrical with four bays arranged in a 3-1 grouping. There is a shop window at ground level in the outer right bay, with a window above it offset to the left. The three-bay section has an entrance door at ground level in the right bay, while the outer left bay is blank on the first floor.

The northeast elevation (Commercial Street) presents a near-symmetrical appearance with two bays. It has a painted shopfront at ground level, featuring a window on the left and a 6-panel, 2-leaf flush-beaded timber door with a 4-pane fanlight above on the right. The first and second floors have regular fenestration.

The northwest elevation is asymmetrical, featuring a centrally located, 2-leaf vertically-boarded timber door with a 5-pane fanlight above at ground level. There is a blank bay to the left and a wide window in the bay to the right.

3 Chromate Lane, dating from the early 19th century, is a 2-storey, 3-bay symmetrical house with a rectangular plan, also situated on a sloping end of terrace site with flanking closes. It has harl-pointed rubble walls and margined windows with projecting cills.

On the southeast elevation of 3 Chromate Lane, there is a modern timber entrance door centered at ground level, flanked by windows, with regular fenestration on the first floor. The southeast elevation features a gable end with a boarded opening and a small square modern window to the left at ground and first floors, respectively.

The northwest elevation is mostly blank, except for a modern 6-panel timber door with a 5-pane fanlight centered at ground level, and a rubble-infilled window at the first floor in the left bay, with a chamfered corner at ground level to the right.

The property showcases a variety of glazing types, with surviving timber sash and case windows predominantly featuring plate glass and 4-pane patterns, along with a 12-pane window surviving at the first floor of the northwest elevation. The roof is covered with purple-grey slate, featuring harl-pointed apex stacks coped with circular cans, and ashlar and cement-rendered skew copes.