Collection: Iridescent ammonites
These amazing ammonites come from Somerset in the UK, close to the Jurassic Coast. They display an incredible range of iridescent colours that change when the light or viewing angle changes. All the colours of the rainbow can be found in these shells, from vivid reds to deep blues, greens and purples.
-
15mm juvenile green iridescent Psiloceras ammonite fossil
![]()
- Regular price
- £39.99
- Sale price
- £39.99
- Regular price
-
- Unit price
- per
Sold out -
Iridescent juvenile Caloceras ammonite fossil 32mm
![]()
- Regular price
- £44.99
- Sale price
- £44.99
- Regular price
-
- Unit price
- per
Sold out -
Iridescent juvenile Caloceras ammonite fossil 25mm
![]()
- Regular price
- £24.99
- Sale price
- £24.99
- Regular price
-
- Unit price
- per
Sold out -
Iridescent juvenile Caloceras ammonite fossil 20mm
![]()
- Regular price
- £19.99
- Sale price
- £19.99
- Regular price
-
- Unit price
- per
Sold out -
Large rainbow iridescent Caloceras ammonite fossil display piece 93mm
![]()
- Regular price
- £449.99
- Sale price
- £449.99
- Regular price
-
- Unit price
- per
Sold out -
Green iridescent Caloceras display ammonite fossil 38mm
![]()
- Regular price
- £149.99
- Sale price
- £149.99
- Regular price
-
- Unit price
- per
Sold out -
Green iridescent Caloceras display ammonite fossil 33mm
![]()
- Regular price
- £174.99
- Sale price
- £174.99
- Regular price
-
- Unit price
- per
Sold out -
Very colourful golden iridescent Caloceras display ammonite fossil
![]()
- Regular price
- £149.99
- Sale price
- £149.99
- Regular price
-
- Unit price
- per
Sold out -
Rainbow iridescent Caloceras ammonite fossil display piece 80mm
![]()
- Regular price
- £349.99
- Sale price
- £349.99
- Regular price
-
- Unit price
- per
Sold out -
Rainbow iridescent Psiloceras ammonite fossil display piece
![]()
- Regular price
- £49.99
- Sale price
- £49.99
- Regular price
-
- Unit price
- per
Sold out -
Stunning 72 mm rainbow iridescent Caloceras display ammonite fossil
![]()
- Regular price
- £349.99
- Sale price
- £349.99
- Regular price
-
- Unit price
- per
Sold out -
Iridescent Psiloceras ammonite fossil display piece 48mm
![]()
- Regular price
- £34.99
- Sale price
- £34.99
- Regular price
-
- Unit price
- per
Sold out -
Large sculptural 63mm rainbow iridescent Caloceras display ammonite fossil
![]()
- Regular price
- £224.99
- Sale price
- £224.99
- Regular price
-
- Unit price
- per
Sold out -
Large 60 mm Iridescent Psiloceras ammonite display fossil
![]()
- Regular price
- £59.99
- Sale price
- £59.99
- Regular price
-
- Unit price
- per
Sold out -
Large 54 mm Iridescent Psiloceras ammonite display fossil
![]()
- Regular price
- £39.99
- Sale price
- £39.99
- Regular price
-
- Unit price
- per
Sold out -
Large 58 mm Iridescent Psiloceras ammonite display fossil
![]()
- Regular price
- £39.99
- Sale price
- £39.99
- Regular price
-
- Unit price
- per
Sold out -
Large 93mm rainbow iridescent Caloceras display ammonite fossil
![]()
- Regular price
- £299.99
- Sale price
- £299.99
- Regular price
-
- Unit price
- per
Sold out -
Complete 50mm green & orange iridescent Caloceras display ammonite fossil
![]()
- Regular price
- £99.99
- Sale price
- £99.99
- Regular price
-
- Unit price
- per
Sold out -
Large copper and gold iridescent Caloceras display ammonite
![]()
- Regular price
- £199.99
- Sale price
- £199.99
- Regular price
-
- Unit price
- per
Sold out -
Large complete copper iridescent Caloceras display ammonite
![]()
- Regular price
- £199.99
- Sale price
- £199.99
- Regular price
-
- Unit price
- per
Sold out -
Large 108 mm pearlescent Caloceras display ammonite fossil
![]()
- Regular price
- £199.99
- Sale price
- £199.99
- Regular price
-
- Unit price
- per
Sold out -
Perfect large pearlescent Psiloceras ammonite display piece
![]()
- Regular price
- £99.99
- Sale price
- £99.99
- Regular price
-
- Unit price
- per
Sold out -
36 mm Iridescent Psiloceras ammonite display fossil
![]()
- Regular price
- £39.99
- Sale price
- £39.99
- Regular price
-
- Unit price
- per
Sold out -
Large 82 mm iridescent Caloceras display ammonite fossil
![]()
- Regular price
- £249.99
- Sale price
- £249.99
- Regular price
-
- Unit price
- per
Sold out -
57 mm Iridescent Psiloceras ammonite display fossil
![]()
- Regular price
- £49.99
- Sale price
- £49.99
- Regular price
-
- Unit price
- per
Sold out -
Large 88 mm iridescent Caloceras display ammonite fossil
![]()
- Regular price
- £249.99
- Sale price
- £249.99
- Regular price
-
- Unit price
- per
Sold out -
22 mm juvenile iridescent Caloceras display ammonite fossil
![]()
- Regular price
- £14.99
- Sale price
- £14.99
- Regular price
-
- Unit price
- per
Sold out -
Large 75 mm rainbow iridescent Caloceras display ammonite fossil
![]()
- Regular price
- £349.99
- Sale price
- £349.99
- Regular price
-
- Unit price
- per
Sold out -
Large green iridescent Caloceras display ammonite (90mm)
![]()
- Regular price
- £249.99
- Sale price
- £249.99
- Regular price
-
- Unit price
- per
Sold out -
Large 86 mm pearlescent/iridescent Caloceras display ammonite fossil
![]()
- Regular price
- £129.99
- Sale price
- £129.99
- Regular price
-
- Unit price
- per
Sold out -
Large 85 mm pearlescent/iridescent Caloceras display ammonite fossil
![]()
- Regular price
- £149.99
- Sale price
- £149.99
- Regular price
-
- Unit price
- per
Sold out -
72 mm iridescent Caloceras display ammonite fossil with encrusting bivalve
![]()
- Regular price
- £74.99
- Sale price
- £74.99
- Regular price
-
- Unit price
- per
Sold out -
Large 82 mm rainbow iridescent Caloceras display ammonite fossil
![]()
- Regular price
- £399.99
- Sale price
- £399.99
- Regular price
-
- Unit price
- per
Sold out -
Large 100 mm orange iridescent Caloceras display ammonite fossil
![]()
- Regular price
- £299.99
- Sale price
- £299.99
- Regular price
-
- Unit price
- per
Sold out -
Iridescent Psiloceras ammonite fossil display piece
![]()
- Regular price
- £29.99
- Sale price
- £29.99
- Regular price
-
- Unit price
- per
Sold out -
Green iridescent popped Caloceras display ammonite fossil
![]()
- Regular price
- £449.99
- Sale price
- £449.99
- Regular price
-
- Unit price
- per
Sold out -
Iridescent Psiloceras multi-ammonite fossil display piece
![]()
- Regular price
- £49.99
- Sale price
- £49.99
- Regular price
-
- Unit price
- per
Sold out -
Rainbow iridescent Psiloceras ammonite fossil display piece
![]()
- Regular price
- £74.99
- Sale price
- £74.99
- Regular price
-
- Unit price
- per
Sold out -
Iridescent Psiloceras ammonite fossil display piece
![]()
- Regular price
- £19.99
- Sale price
- £19.99
- Regular price
-
- Unit price
- per
Sold out -
Iridescent Psiloceras multi-ammonite fossil display piece
![]()
- Regular price
- £49.99
- Sale price
- £49.99
- Regular price
-
- Unit price
- per
Sold out -
Iridescent Psiloceras ammonite fossil display piece
![]()
- Regular price
- £49.99
- Sale price
- £49.99
- Regular price
-
- Unit price
- per
Sold out -
Huge multi-coloured iridescent Caloceras display ammonite (117mm)
![]()
- Regular price
- £449.99
- Sale price
- £449.99
- Regular price
-
- Unit price
- per
Sold out -
Multi-Psiloceras ammonite fossil display piece
![]()
- Regular price
- £59.99
- Sale price
- £59.99
- Regular price
-
- Unit price
- per
Sold out -
Large pearlescent double-Caloceras display ammonite fossil
![]()
- Regular price
- £149.99
- Sale price
- £149.99
- Regular price
-
- Unit price
- per
Sold out -
Large multi-coloured iridescent Caloceras display ammonite
![]()
- Regular price
- £249.99
- Sale price
- £249.99
- Regular price
-
- Unit price
- per
Sold out -
Large Copper iridescent Caloceras display ammonite
![]()
- Regular price
- £249.99
- Sale price
- £249.99
- Regular price
-
- Unit price
- per
Sold out -
Very large copper iridescent Caloceras display ammonite
![]()
- Regular price
- £149.99
- Sale price
- £149.99
- Regular price
-
- Unit price
- per
Sold out -
Huge complete subtly iridescent Caloceras display ammonite fossil (148 mm)
![]()
- Regular price
- £349.99
- Sale price
- £349.99
- Regular price
-
- Unit price
- per
Sold out -
Large copper iridescent Caloceras display ammonite 108 mm
![]()
- Regular price
- £99.99
- Sale price
- £99.99
- Regular price
-
- Unit price
- per
Sold out -
Large Psiloceras ammonite display piece with worm casts (82 mm)
![]()
- Regular price
- £74.99
- Sale price
- £74.99
- Regular price
-
- Unit price
- per
Sold out
- Page 1 of 2
- Next page