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Portrait miniatures: carrying a face before photography

Miniatures · 4 September 2026

A miniature is a portrait made to be carried. Before photography there was no other way: the face was painted on a plate the size of a palm or smaller, set into a locket and taken on the road. Hence the materials – thin ivory, enamel on metal, glass and a mount with a loop.

Portrait miniature by John Smart, around 1770
John Smart, portrait of Constantine Phipps, around 1770. Object page at the museum

The supports

How to look at one

  1. Support. Ivory is translucent and often has fine edge cracks; enamel is smooth, glossy and densely coloured.
  2. Brushwork. On ivory the artist worked in short strokes and dots – under magnification a mesh of marks appears.
  3. Mount. An original mount with its loop and intact glass is worth more than a later frame.
  4. Reverse. A lock of hair, a monogram or an inscription is part of the object's history and stays.
  5. Signature. Makers signed with initials near the edge; a name changes the valuation sharply.

What lowers the value

Cracked or warped ivory, faded watercolour, replaced glass, a later mount and signs of alteration. Age by itself adds almost nothing: a miniature is judged by condition and by the maker's name.

What the archive holds

The collectioner.art collection holds 134 portrait miniatures from 1576 to 1900 across 65 makers and collections, all CC0 items from the open collections of the Cleveland Museum of Art and the Smithsonian Institution.

Open it: the Miniatures collection. Nearby: stained glass and fans from the same collections.

Quick answers

What were they painted on?

Ivory, enamel on metal, card and vellum.

Why the locket?

To carry the portrait; a lock of hair often sits on the reverse.

What decides value?

The maker's name, the paint layer and an original mount.

How many are in the archive?

134 objects from 1576 to 1900 across 65 makers.