A# Segiah Piano Scale
Piano scale diagram
A# Segiah Scale — Notes and Intervals
The A# Segiah scale is a Greek dromos that places an augmented second directly from the tonic, producing an immediate exotic tension at the very start of any melodic phrase. On Piano, the notes are A#, B##, D, D#, F, F#, G#. This bold opening interval makes it one of the most expressive dromoi in the Greek modal tradition, suited to both instrumental improvisations and deeply emotive vocal performances.
Notes: A#, B##, D, D#, F, F#, G#
Intervals: 1P, 2A, 3M, 4P, 5P, 6m, 7m
Degrees: 1 #2 3 4 5 b6 b7
Formula: WH-H-H-W-H-W-W
Number of notes: 7
How to Play A# Segiah on Piano
On piano, the A# Segiah scale uses 5 black keys. With several black keys involved, let the thumb naturally fall on white keys where possible. Practice hands separately at first, paying attention to smooth thumb-under transitions.
The A# Segiah scale contains 5 sharps (A#, B##, D#, F#, G#). This scale does not follow a traditional major or minor key signature, so reading from sheet music may require accidentals.
Practice Routine — Exercises for Playing
Set a metronome to 80 BPM and play the A# Segiah scale in groups of four notes, shifting the starting note each repetition. This builds muscle memory across the entire scale range. After a week, try improvising short 4-bar phrases using only these notes.
Exotic scales like the Segiah often work best as a melodic layer over a single root drone on A#. Let the unique intervals speak for themselves without frequent chord changes.
Piano Tips
At the piano, try voicing the A# Segiah scale in the left hand as blocked intervals (thirds or sixths) while the right hand plays the melody. This develops your harmonic ear and comping skills simultaneously.
The A# Segiah scale contains 7 notes (A#, B##, D, D#, F, F#, G#). Use the interactive fretboard diagram above to explore each shape and pattern on Piano. Practice ascending and descending from the root note to learn the sound of this scale.