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Société BIC·FR·multi-pen

Société BIC

4 Couleurs (4-Color)

1970

in production

Legend rubric4 of 7
144 mm
Fig. 1 · technical drawing generated from catalogue dimensions
Navy barrel set at an angle, four colour selector slides at the top, cone and tip at the bottom.

Kvardek du, Wikimedia Commons · CC BY-SA · commons.wikimedia.org

The 4 Couleurs is one of the few pens in this catalogue whose mechanism is more interesting than its barrel: four refills in one housing, deployed by side sliders that lock in place. A 1970 construction, produced continuously ever since, by an anonymous author.

The designer remains unknown. The design was done in-house at BIC and the company has never released names — the Museum of Design in Plastics record gives "Unknown" in the designer field, and the trade press states outright that the industrial designers were never credited. It is a rare case of an object in a national collection without an authorship attribution.

The birth date differs by a year across sources: the invention is dated 1969, the French market launch April 1970 — with advertising promising "three francs for four colours". BIC itself counts anniversaries from 1970 and marked fifty years in 2020.

The ball that dialled telephone numbers

The ball crowning the barrel was originally solid and — in BIC's own advertising — served to dial numbers on rotary telephones. It was later drilled through. The reason is given two ways: so a cord could be threaded through it and the pen worn round the neck, or on safety grounds, against a choking risk. We record both, because the sources disagree.

Otherwise the changes across fifty-five years are cosmetic. In 1999 the blue slider was changed from the barrel shade to navy, to match the ink colour. Around 2025 the cap was redesigned, cutting plastic use by sixteen percent. The side-slider mechanism is unchanged.

One factory for the whole world

All worldwide production of the standard 4 Couleurs comes out of a single plant — BIC's historic factory at Montévrain in Seine-et-Marne. About two hundred thousand units a day, a million a week. The exceptions were special editions: Claude Closky's series was also made in Tarragona.

The design-versus-manufacture distinction is exceptionally clean here, and worth remembering when it gets blurred elsewhere.

There is no scale figure, and that is not an oversight

BIC publishes no cumulative sales figure for the 4 Couleurs — unlike the Cristal, whose 120-billion-plus is reported in the press. Media routinely pair the two models in a single article, so the Cristal's billions get mistakenly attached to the four-colour pen.

We know the weekly output at Montévrain. We may not multiply it by fifty-five years and present the product as sales — that would be our arithmetic, not a source. The scale criterion therefore stays unmet despite the product's obvious ubiquity, and that is how we record it.

What the model actually has

A national collection. The pen entered France's holdings only in 2021, as a gift from the manufacturer: the Centre Pompidou accepted the standard model (acc. AM 2021-1-106, a 2020 example, design dated 1970) alongside Closky's 2018 art edition "Ni noir, ni rouge, ni bleu, ni vert" — a conceptual joke with four black refills. The second museum record is the Museum of Design in Plastics, object AIBDC : 008558.1.

A cultural footprint in France, documented by public broadcasting: France Télévisions devotes a report to the model expressly as a "cult object of French daily life", and INA describes it in the same register.

Longevity — fifty-five years of production in one factory, in substantially unchanged form.

The enthusiast canon — three independent outlets across eleven years.

Four criteria of six. The refills, incidentally, are specified for eight kilometres of writing in total — two per colour.

Specification

Introduced
1970
Status
in production
Category
multi-pen
Designed in
FR
Made in
FR
Mechanism
click
Cross-section
round
Materials
plastic (barrel and cap with clip), tungsten carbide (writing ball)
Finishes
smooth opaque plastic; classically a white lower barrel with a blue upper section (1.0 mm version), 0.8 mm fine version with an orange lower barrel, numerous decorative editions, incl. the metallic Shine and the Fun, Fluo and Sun series
Length
144 mm
Diameter
11 mm
Weight
12.8 g
Market tier
entry

Refill

Standard
BIC 4 Couleurs

Proprietary BIC format, replaced individually per colour: unscrew the barrel, pull out the spent cartridge while holding down that colour’s plunger, slide the new one in. BIC sells refills in blisters of 2, in four colours, with a 1.0 mm medium tip (e.g. SKU 931778, blue) or a 0.8 mm fine tip (for the Original Fine; SKU 528919, blue), plus a Smooth ink variant. The format has no separate factory code — the trade name is simply ‘BIC 4 Couleurs Recharges’. The official site still describes the pen as refillable, though some product pages archived in November 2024 showed OutOfStock status.

Legend rubric

Criteria met 4 of 7

A model qualifies on at least two criteria. Every criterion marked as met must cite a source.

Where to buy

We do not list prices. We list a market tier and the date each link was last checked.

  • BIC France — oficjalny sklepEUmanufacturerverified 08/11/2026

    Online sales run through BIC's French site; the US shop us.bic.com no longer takes orders (product page returns 410). Limited-edition collections are exclusive to this shop.

  • SKALA Art. Kreślarskie, Biurowe i PlastycznePLspecialistverified 08/11/2026

    Specialist drafting and stationery shop; brick-and-mortar store at Tadeusza Kościuszki 49, Wrocław, with free in-store pickup.

  • Przystanek PapierniczyPLspecialistverified 08/11/2026

    Specialist stationery shop with a dedicated multi-colour pen category listing several 4 Colours variants.

  • EmpikPLmarketplaceverified 08/11/2026

    Large Polish retail chain with in-store pickup nationwide; sold both by Empik itself and marketplace sellers.

  • Cult PensUKspecialistverified 08/11/2026

    UK pen specialist shipping internationally, including to Poland; also stocks Fine, Grip, Pro, Mini and Shine variants plus refills.

  • Bureau ValléeEUspecialistverified 08/11/2026

    French stationery and office-supplies chain with physical stores across France.

  • StaplesUSspecialistverified 08/11/2026

    US office-supplies chain; also carries Smooth and Shine variants and multi-packs.

Sources

  1. 01
    BIC 4 Couleurs — oficjalna strona BIC (eu.bic.com)

    manufacturer · accessed 08/11/2026

    Inventé en 1970 par BIC®, le stylo 4 Couleurs a été conçu pour simplifier la vie des consommateurs.
  2. 02
    Les 4 Couleurs BIC® en bref (eu.bic.com)

    manufacturer · accessed 08/11/2026

    la bille supérieure du stylo BIC 4 Couleurs® était utilisée pour actionner les téléphones à cadran
  3. 03
    BIC® 4 Colours® ballpen — BIC Graphic (karta produktu)

    manufacturer · accessed 08/11/2026

    Height: 14.4 cm | Diameter: 1.1 cm | 12.8 g | Plunger Action | Country of Origin: France
  4. 04
    Bic 4 couleurs — Wikipédia (fr)

    community · accessed 08/11/2026

    Le Bic 4 couleurs est fabriqué dans l'usine Bic de Montévrain en Seine-et-Marne, qui en produit 200 000 exemplaires par jour en 2020, soit un million par semaine
  5. 05
    Close to Home; Just a Pen, You Say? Not to Bic Boy — The New York Times, 16.03.2000 (via Wayback)

    press · accessed 08/11/2026

    Baron Bich (pronounced beek) introduced the pen in France in April 1970, and a year later in the United States. * The covert color change occurred in early 1999.
  6. 06
    « 16% de matière plastique en moins » : ce petit détail qui a récemment changé sur le capuchon du stylo 4 couleurs — TF1 Info, 13.10.2025

    press · accessed 08/11/2026

    notre équipe se rend dans l'usine de la marque à Montévrain, en Seine-et-Marne, la seule à fabriquer le 4 couleurs. Ici, 60 millions d'unités sont produites chaque année […] il y a 16% de matière plastique en moins sur un capuchon comme celui-là
  7. 07
    Dans les coulisses de la fabrication du stylo Bic 4 couleurs, qui fête ses 50 ans — franceinfo (2020)

    press · accessed 08/11/2026

    800 000 stylos Bic 4 couleurs sont vendus chaque jour dans le monde. La production se fait essentiellement en France à l'usine de Bic de Montévrain en Seine-et-Marne.
  8. 08
    Les recharges d'encre pour stylos BIC 4 Couleurs — fr.bic.com

    manufacturer · accessed 08/11/2026

    L'incontournable stylo-bille BIC 4 couleurs se recharge grâce aux cartouches BIC 4 Couleurs, pour une durée de vie presque illimitée.
  9. 09
    BIC 4 Couleurs Recharges — Bleu, blister de 2, pointe moyenne 1,0 mm (fr.bic.com, archiwum 12.2023)

    manufacturer · accessed 08/11/2026

    dévissez simplement le corps de votre stylo BIC 4 Couleurs, tirez sur la cartouche à remplacer et insérez la recharge. Simple comme BIC.
  10. 10
    Recharges BIC 4 Couleurs Original Fine — Bleu (fr.bic.com, archiwum 11.2024)

    manufacturer · accessed 08/11/2026

    ces cartouches de rechange possèdent une pointe fine de 0,8 mm qui convient à tout type d'usage : prise de notes, sudokus, dessin etc... . De qualité irréprochable, elles sont fabriquées en France dans les usines BIC.
  11. 11
    BIC 4 Color Ballpoint (F, M) Refill — The Pen Refill Guide

    community · accessed 08/11/2026

    105mm (4.125″) […] Japan type ballpoint stick refill that will fit in some BIC multifunction pens
  12. 12
    Bic — Wikipedia (en)

    community · accessed 08/11/2026

    Founded in 1945 by Italian aristocrat Marcel Bich and Édouard Buffard, the company produces disposable items, specifically pens, stationery, lighters, and shaving razors.
  13. 13
  14. 14
  15. 15
    Museum of Design in Plastics — BIC original 4-colour pen (AIBDC : 008558.1)

    museum · accessed 08/11/2026

    The BIC 4-colour biro (4C) was invented in 1969, based on an idea by BIC company founder Marcel Bich. Originally released in France in April 1970, it was originally advertised as '3 francs for four colours'
  16. 16
    ICI (France Bleu) — Le Bic 4 couleurs, la petite histoire de son succès (19.09.2023)

    press · accessed 08/11/2026

    sa production ne se fait que dans l'usine historique de Bic ? Elle se trouve à Montévrain, en Seine-et-Marne
  17. 17
    franceinfo / France 2 — Stylo 4 couleurs : d'où vient l'objet culte du quotidien des Français ? (08.11.2025)

    press · accessed 08/11/2026

    Retour sur le stylo quatre couleurs, un objet culte.
  18. 18
    INA — Du stylo à bille aux 4 couleurs en passant par le briquet et le parfum, la saga Bic (29.08.2025)

    press · accessed 08/11/2026

    Depuis 1970, dans les cartables, c'est un indispensable.
  19. 19
    Le JDD — Bic : l'épopée française d'un stylo devenu légende (25.09.2025)

    press · accessed 08/11/2026

    le Cristal, stylo le plus vendu au monde avec plus de 120 milliards d'unités
  20. 20
    Wikipédia (fr) — Bic 4 couleurs

    community · accessed 08/11/2026

    200 000 exemplaires par jour en 2020, soit un million par semaine
  21. 21
    Blog Bureau Vallée — Le stylo 4 couleurs fête ses 50 ans en 2020 !

    retailer · accessed 08/11/2026

    En 1970, l'entrepreneur français Marcel Bich lance le stylo BIC® 4 Couleurs Original
  22. 22
    The Pen Addict — Review: Bic 4-Color Fashion Colors Multi Pen (05.08.2010)

    community · accessed 08/11/2026

    this is a good update to an old classic
  23. 23
    The Gentleman Stationer — Guide to Multifunction Pens (07.01.2017)

    community · accessed 08/11/2026

    This childhood classic still rocks, and is sold in both a 1.0mm 'medium' tip and a .7mm 'fine' tip sizes.
  24. 24
    The Well-Appointed Desk — Multi Pen Review: Multi Madness, Part 2 (09.09.2021)

    community · accessed 08/11/2026

    To my mind, nostalgically and practically, the Bic will always be the ballpoint multi pen to beat.
  25. 25
    Core77 — An Industrial Design Classic: The Bic 4 Color Pen from 1970 (20.04.2026)

    press · accessed 08/11/2026

    The pen was designed internally, and sadly, the industrial designer(s) behind it never received any credit.
  26. 26
    BIC 4 Color Ballpoint (F, M) Refill — The Pen Refill Guide

    other · accessed 08/12/2026

    The BIC 4 Color is a Japan type ballpoint stick refill that will fit in some BIC multifunction pens.
  27. 27
    Stylo BIC 4 Couleurs Gendarmerie nationale — FIT-Police

    retailer · accessed 08/12/2026

    Stylo bille BIC 4 Couleurs officiel (bleu, noir, rouge, vert) personnalisé « Gendarmerie nationale ».
  28. 28
    THE BIC 4 COLOURS IN A NUTSHELL — BIC

    manufacturer · accessed 08/12/2026

    a 4 Colours pen in bronze gilded with 24 carat gold: the BIC® 4 Colours 'alchemy trilogy', a collaboration with Tournaire, a famous fine jewerly house

Plate 8 / 23

Sources: 28 · last accessed 2026-08-12