Royal Copenhagen three waves
Three wavy lines, painted in blue, are the factory mark of Royal Copenhagen, the Danish porcelain factory, adopted in 1775. The lines stand for Denmark’s three waterways: the Sound and the Great and Little Belts. A crown was added above them a few years before 1904. The mark belongs to Fiskars Group, which bought Royal Copenhagen in 2013.
How to read it
Arthur Hayden’s history of the factory (1918) says the company’s first meeting, on 1 May 1775, adopted the mark proposed by the Dowager Queen Juliane Marie: three wavy lines in blue for the Øresund, the Storebælt between Zealand and Funen, and the Lillebælt between Funen and Jutland. William Chaffers’s catalogue of marks reads the lines the same way. In 1779 the king took the factory over and it became the Royal Porcelain Manufactory. The factory’s own circular of 1904 says the crown above the lines had been added “a few years ago”.
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This page says what a mark is and when a factory used it, from the factories’ own histories, museums and published references. It doesn’t authenticate or value any piece.
Three founding dates
The sources start the factory in different years, and the mark’s date follows the company’s. Chaffers says the hard-paste factory was begun by an apothecary named Müller in 1772 and became a royal establishment in 1779. Hayden says Frantz Heinrich Müller showed his first hard porcelain to Christian VII in 1773, that the company was formed in 1775, and that pieces made from 1773 to 1775 carry no mark. The factory’s 1904 circular gives 1779 as the year the works were established, and Fiskars Group today gives 1775.
Where the lines are painted
The lines turn up in more places than the centre of the base. Hayden found the factory mark on early blue-and-white pieces under small spots of glaze on a ground base, inside the handle of a teapot or on a lid, and on figures peeping from under the hem of a garment. On some early pieces the blue turned black in the kiln. Painters’ marks are often painted beside the lines, and modellers’ or turners’ marks are incised.
Look-alikes
Another Copenhagen factory, Bing & Grøndahl, founded in 1853, marked its wares with the initials B & G, Hayden says; Chaffers gives the same year. Hayden describes collectors weighing pieces marked B & G against those with the three blue lines.
Read next
- Next in Pottery and porcelain marksRoyal Doulton lion and crownA lion standing on a crown, over the words Royal Doulton and a circle of four interlocking Ds, is the backstamp of Doulton’s Burslem factory from the years after King Edward VII granted the firm a royal warrant in 1901. The Royal Doulton name belongs today to Fiskars Group, which bought it with the WWRD group in 2015.
- The same shape in Air Force ranksChief master sergeant (E-9)Chief master sergeant, pay grade E-9: the highest of the senior noncommissioned officer ranks in the US Air Force. The insignia is five stripes below a star in a circle and three stripes above it.
More pottery and porcelain marks
The same shape elsewhere
Browse symbols drawn with curves and waves or lines.
Sources
- Chats on Royal Copenhagen Porcelain (Hayden, 1918), Arthur Hayden, Chats on Royal Copenhagen Porcelain, 1918, Project Gutenberg, Chapter II; Chapter VI; Chapter XI; chronology
- Marks and Monograms on European and Oriental Pottery and Porcelain (Chaffers, 1912), William Chaffers, Marks and Monograms on European and Oriental Pottery and Porcelain, 13th edition, ed. Frederick Litchfield, 1912, Internet Archive (scan), Porcelain: Copenhagen, pp. 549–550
- Royal Copenhagen Porcelain 1779–1904 (factory circular, 1904), Royal Copenhagen Porcelain: 1779–1904 [circular], 1904, Royal Copenhagen Porcelain Manufactory; Internet Archive (scan), pp. 1–2
- Our brands (Fiskars Group), Our brands, Fiskars Group, Our brands
- Fiskars Corporation acquires WWRD (Fiskars stock exchange release, 2015), Stock exchange release, 11 May 2015, Fiskars Group, Kari Kauniskangas
Last reviewed October 8, 2026 by Rory Hansen. How we research
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