Yamaha

Yamaha YFL-677H Professional Flute Split E Gizmo Key

3.3 (2 reviews)

Yamaha's YFL-677H professional flute pairs a sterling silver body with a precise split E mechanism for rich, responsive concert performance.

$4,806.99*
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*Price sourced from Amazon.com. Last updated:Jun 04, 2026.Price and availability are subject to change.

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Overview

The Yamaha YFL-677H occupies a respected position in Yamaha's professional flute lineup, offering the tonal richness of a sterling silver body combined with the precision engineering that Yamaha is known for. The silver body delivers a warm, complex sound with excellent projection, giving players the expressive range needed for solo, chamber, and orchestral performance. The offset G key system provides a natural, ergonomic hand position that reduces tension during extended practice and performance sessions, while the silver-plated keys offer smooth, responsive action across the entire mechanism.

Two features distinguish the YFL-677H for serious players: the split E mechanism and the gizmo key. The split E mechanism independently closes the lower G key when fingering high E, dramatically improving that note's response and stability—a genuine advantage in passages that demand quick, clean articulation in the third octave. The gizmo key on the B footjoint similarly aids the notoriously difficult high C by isolating the appropriate tone hole closure. Together, these features make the YFL-677H a practical and musically rewarding instrument for professionals and advanced students who need reliable performance across the flute's full range.

Key Features

Professional Concert Flute with Sterling Silver Body

Offset G Key System

Silver-plated Keys

Carrying Bag

Footjoint

Specifications

Brand
Yamaha
Model
YFL-677H
Type
Professional Concert Flute
Body Material
Sterling Silver
Key Material
Silver-Plated
Key System
Offset G
Special Mechanisms
Split E Mechanism, Gizmo Key
Footjoint
B Footjoint
Included Accessories
Carrying Bag, Footjoint

Pros & Cons

👍 Pros

  • Sterling silver body produces a warm, resonant tone with strong projection for concert and orchestral settings
  • Split E mechanism and gizmo key improve response on demanding high-register notes
  • Offset G key system provides a more ergonomic and comfortable hand position during extended playing
  • Yamaha's precise manufacturing tolerances ensure reliable key action and consistent intonation across the range

👎 Cons

  • Professional-tier pricing places it well above intermediate flutes
  • Sterling silver body requires regular polishing and careful maintenance to prevent tarnishing
  • Keys are silver-plated rather than solid silver, which may matter to players seeking an all-silver instrument
  • Heavier than nickel-silver or silver-plated brass flutes, which some players may notice during long performances

Frequently Asked Questions

The split E mechanism improves the response and intonation of the high E note, making it speak more easily and consistently—a valuable feature for advanced repertoire.
The gizmo key is a small lever on the B footjoint that facilitates playing the high C note by closing only the necessary tone hole, improving response and clarity in the upper register.
The body is made from sterling silver, which produces a warm, rich, and projecting tone compared to silver-plated nickel or brass bodies.
It uses an offset G key system, which positions the G key slightly off the main line of keys for a more natural and comfortable left hand position.
The flute comes with a footjoint and a carrying bag for safe transport and storage.