Bisque vs Composition: What Your Antique Doll Is Made Of
If you are holding two old dolls and one feels like a fine china teacup while the other feels like painted wood, you have met the two most common materials in antique doll making: bisque and composition. Bisque is unglazed porcelain — the same clay body as a china plate, but fired without the shiny glaze, which leaves a soft, matte, skin-like surface. Composition is a completely different material: a moulded mix of sawdust, glue and filler, pressed into shape over a jointed body and then painted to look like skin. A bisque head is hard, cool and slightly translucent; a composition body is warmer, surprisingly light, and almost always shows fine crazing or wear when you look closely.
Knowing which one you have matters for three practical reasons. It dates the doll, it decides the value, and it tells you how you are allowed to handle and clean it — because the two materials fail in completely different ways. This guide gives you the quick tests collectors use to separate bisque from composition, plus the other materials you will meet along the way (glazed porcelain, parian, celluloid, papier-mâché and plastic), with no equipment beyond your eyes and a fingernail.
The Two-Minute Test: Look, Tap, Touch
Run these four checks in order. In almost every case they settle the question immediately.
- Look at the surface in raking light. A glazed doll throws a hard, bright highlight. Bisque absorbs the light — the surface looks soft and almost powdery, more like real skin than ceramic.
- Tap the back of the head with a fingernail. Bisque rings: a high, clear note like a teacup. Composition knocks dully, like tapping a wooden ruler.
- Weigh it in your hands. Porcelain is dense and cold. Composition looks solid but feels light for its size, and it warms up fast in your hands.
- Hunt for wear. Composition wears pale at the fingertips, nose tip, elbows and knees, and the finish goes into a fine alligator-skin network of crazing. Bisque does not craze: it chips, leaving a raw, white, slightly granular edge.
Bisque: Unglazed Porcelain, Fired Twice
Bisque — from the French biscuit, "twice fired" — is porcelain that has been through its high-temperature firing but never received the glassy top glaze. Between about 1860 and 1935, German and French factories such as Kestner, Armand Marseille, Simon & Halbig, Handwerck and Jumeau turned out millions of bisque heads.
What identifies a bisque head:
- A matte, faintly translucent surface with a subtle pink complexion wash. Hold it to a window: the thin areas — the top of the head, the edges of the ears, the nostrils — let a little light through.
- No glaze ridge at the neck rim. On a glazed china head you can feel where the glaze stops; on bisque the material is the same all the way through.
- Cut-out eye sockets. Sleep eyes sit in openings cut through the bisque, with a weighted rocker mechanism behind them, and a cork or composition "pate" cap under the wig.
- An incised mold number on the back of the head, under the wig cap — 168, 390, 370, 109, 1079 and so on. That number is your single most reliable identification clue; our German porcelain doll marks reference decodes the common ones.
- Moulded brows and a moulded mouth with teeth, because the details are pressed into the clay, not painted on top of the finish.
Composition: Sawdust, Glue and Paint
Composition — also sold as "cortex" on German dolls, and as "composition" on American ones — is a moulded material made from wood flour (fine sawdust), glue and a filler such as whiting, sometimes with linseed oil. It was pressed into heated metal moulds in the 1870s and stayed the standard doll-body material until hard plastic took over in the late 1940s.
How to recognise composition:
- Crazing. Nearly every composition doll develops a fine web of cracks in the paint, especially on the limbs and around the joint shoulders. Treat light crazing as normal, not as damage.
- The surface is paint over a base coat, so worn fingertips and noses go pale, and chips expose a lighter, chalky layer underneath.
- Mechanical joints. Composition limbs are joined with metal or wooden ball joints held by rivets or cord, and you can often see a mould seam running down the inside of an arm or leg.
- It is lighter and warmer than porcelain, and it never rings when you tap it.
- A faint glue or vinegar smell on old pieces. This is a supporting clue only — never rely on smell alone.
The single most important rule for composition: never soak it. Water swells the material and lifts the paint, which is how so many otherwise good dolls end up with a milky washed-out waterline across the face. Clean with a barely damp cloth, and dry immediately.
The Other Materials You Will Meet
Most "is it bisque or composition?" questions turn out to be one of these instead:
- Glazed porcelain / china head — shiny, hard highlight, often a "China doll" with black painted hair; the glaze chips with a glassy edge.
- Parian — a pale, unglazed-looking but actually glazed-once porcelain, usually with moulded blonde hair; smoother and more uniform than bisque.
- All-bisque / all-porcelain miniature dolls — the whole doll, head to toe, is porcelain, often with five tiny joints, sold as dollhouse and palm-sized pieces.
- Celluloid (cellulo) — a very light early plastic; warm to the touch, yellows with age, becomes brittle and smells faintly of camphor or vinegar.
- Papier-mâché and wax-over-composition — heavier, softer surfaces that dent rather than chip; wax dolls bruise and melt in heat.
- Hard plastic (from 1946), vinyl (1950s onward) and modern resin — plastic joints click, the surface is uniform and slightly oily, and resin reproductions are often too perfectly smooth and evenly coloured.
- Cloth and felt — Lenci-style felt dolls and rag dolls; no mould marks at all, only stitching.
Why the Combination Sometimes Confuses You
A doll is not made of one material, and that is exactly where most identifications go wrong. The classic antique construction is a bisque head on a composition body — perfectly normal from about 1900 to 1930, not a sign of a rebuilt doll. In our own shop you can compare the two ends of the range: a small bisque dolls on five-joint composition bodies in our own range, and an Armand Marseille 370 DEP with a German composition (cortex) body. At the other extreme sits the all-porcelain miniature, where every part is fired clay.
So identify the head and the body separately. Read the head first (bisque, glazed china, celluloid, plastic), then check the limbs, and only then decide what the doll "is".
How the Material Changes Value and Care
- Bisque damage is expensive. A hairline across the brow, a chipped eye socket or a repaired neck can remove most of the value from a mass-produced doll, because an invisible repair is almost impossible. Store bisque out of direct sunlight, handle the head with clean cotton gloves, and never let adhesive near the face.
- Composition crazing is tolerated. The market expects it. Heavy paint loss, waterline damage and a warped, crumbling body are what cost money — and any repaint must be disclosed.
- Environment matters for both. Keep humidity stable at roughly 45–55%, avoid attics and damp cupboards, and do not let composition rest against acidic tissue or bare foam, which will stain and stick over time.
In practical price terms, a clean all-bisque miniature usually sells for tens of dollars, while a solid bisque head on a composition body in original clothing sits in the low hundreds, and scarce molds, character faces and mint original costumes push well beyond that.
Quick Checklist
- Shiny, hard highlight — glazed porcelain. Matte, skin-like — bisque.
- A clear high ring when tapped is bisque; a dull knock is composition.
- Thin edges glowing in the light means bisque; opaque and chalky means composition or paste.
- Pale worn patches with a crazed web on knees, elbows and nose means composition.
- Painted brows over paint means a composition head; sculpted brows and cut eye sockets mean bisque.
- A wig glued over a cork pate, with a slide or rocker behind the eyes, means a bisque head.
- Riveted metal or wooden joints and a mould seam on the limb mean a composition body.
- Too light for its size and warm to the touch means celluloid, not porcelain.
- Check the head and the body separately — mixed constructions are the norm, not the exception.
- Still unsure? Photograph the back of the head and the inside of a limb, then compare against our antique dolls collection, where each listing shows the mark and the joints close up.
Get notified when rare dolls arrive — join our collector's list and we will email you when new antique bisque heads, character molds and all-bisque miniatures reach the shop. No spam, just the pieces, usually a few times a month.
Related reading: How much is my antique doll worth in 2026? — realistic price bands for German bisque, composition and modern porcelain dolls, plus the six factors that move the number.
Related reading: What Simon & Halbig dolls are worth in 2026, mold by mold — measured asking prices from 163 live eBay US listings (median US$250) and 94 in Germany (median US$205), 31 dealer listings (median US$975), 2,997 past auction results, the mold numbers that carry the money (1079, 117n, 1159, 1009, 886, 949) and the reproduction traps.