: an interesting story here (and copied below) --

:
: http://www.chrono24.com/en/search/index.htm?showid=1540537&dosearch=1&searchexplain=1&SEARCH_ADTYPE_ID=U&SEARCH_BRAND_ID=279&MODEL=carrera&SORTORDER=1&numresults=29

: does anyone believe that this is a genuine Carrera?

: Jeff

: +++++++++++++++++++++++++++++++++++++++++++++++

: HEUER Carrera 45
: Ref 3641N
: Rare Vintage Chronograph

: One of most beautiful and rarest vintage chronographs – Heuer
: Carrera 45, dated 1966-68 approx.

: There isn’t much coverage of this particular Carrera model.
: Heuer launched it back in 1960s as a cheaper alternative to s/s
: cased Carrera ref 3647, however not that many pieces were
: manufactured and this model became extremely rare. Its case is
: more simple and elegant than popular Carrera, and it’s
: definitely more beautiful.
: Some pictures are available at OnTheDash website:
:
: http://www.chronomaddox.com/heuer/articles/carrera_article/heuer_carrera_article.html
: and its 1960s chronographs, 3641 section

: What makes this watch even more special – it’s in MINT
: condition, almost NOS. Almost no scratches on the case &
: movement in crisp running condition. You can see that the watch
: hasn’t seen much use.

: Specification:
: Make: Heuer Watch Co, Biel, Switzerland
: Model: Carrera 45, ref. 3641 N
: Movement: Valjoux 92, 17jewels, manual wind chronograph movement
: Signed Heuer Leonidas SA
: Case: Chromium plated , Water resistant.
: Caseback signed Heuer Leonidas SA
: Dial: Black with two registers and steel hour marks.
: Stainless steel, luminous hands
: Strap: 18mm black leather perforated racing strap