Sweetheart neckline

A neckline with two curves meeting in a heart-shaped dip at center front—iconic on wedding gowns, prom dress, and structured bodices.

How to recognize it

Sweetheart neckline shows paired curves dipping to a heart point at the bust.

Portrait is wide oval. Plunging is sharp V without heart curves.

Origin and history

Neckline includes sweetheart among structured décolletage shapes.[1] Commons sweetheart diagram labels the heart dip at center front.[2] Silk and satin sweetheart bodices need boning at the curves.[3]

Bridal fashion popularized sweetheart on strapless gowns.[1] Sweetheart differs from keyhole small cutout.[2] Contrast with Peter Pan attached flat collar.[3]

Today sweetheart neckline appears on wedding gowns, prom dresses, and corset tops in silk, satin, and cotton.[1][2] Sweetheart strapless needs secure boning.[3] When two curves form a heart dip—sweetheart neckline applies.[2]

Where it is used

Weddings, prom, formal galas, corset tops, and structured evening bodices.[1]

What is worn now

Editorial styling suggestions from MsDressly—not strict rules.

Sweetheart neckline needs boning at the heart point.[3] Satin sweetheart bodice reads bridal classic.[1]

How it differs

Portrait is oval. plunging is center V. keyhole is small upper cutout.[1]

Expression and impression

Sweetheart neckline reads romantic, bridal, and heart-framed. Strapless sweetheart gown reads wedding classic.

Common questions

Sweetheart neckline vs portrait? Sweetheart has heart dip; portrait is wide oval.[1]

Sweetheart neckline vs keyhole? Keyhole is small cutout; sweetheart is full décolletage shape.[1]

Sweetheart neckline strapless? Common on strapless wedding bodices.[3]

Sources

  1. Neckline . Wikipedia Off-shoulder, scoop, square, portrait, and plunging neckline vocabulary.
  2. File:Sweetheart neckline.jpg . Wikimedia Commons Heart-shaped sweetheart neckline diagram; public domain.
  3. Silk . Wikipedia Filament fiber in evening sleeves and poet blouses.

September 19, 2026