Found new owner
Among many and many GBD grades the Prehistoric pipes were always hunted and appreciated because of their fantastically wild and aggressive sandblast finish. This amazing GBD prehistoric pipe was made most probably in 1970's the latest and promises a wonderful smoke for its new owner.
The pipe markings are "(GBD) \ Prehistoric \ LONDON ENGLAND \ 676". The length is 14.7 cm, bowl's hight is 3.9 cm. External and internal diameters of the bowl are 3.3 cm and 1.8 cm. The depth is 3.2 cm and this pipe weights 29 gr. Briar, vulcanite stem, no filter. The chamber has normal wear from accurate smoking without burnouts or any other major issues.