738mm 136.1g 4/4 French Bass BowFinest tight grained Brosmium Guyanensis (Known in France as "Amourette" or in English "Snakewood") bowSnakewood was always the preferred bow wood by the Italian makers.All 16 bows mentioned in the estate of Guiseppe Guarnerius upon his passing were made of Brosmium.  Arguably when Francious Xavier Tourte fell upon hard times and took to chopping up Port barrels, discovering the 'perfect' wood of "Pernumbucco" what he actually discovered, was merely a perfect cheap alternative to Amourette or Snakewood. It posesses a uniform combination of strength and elasticity which you can only expect from the very finest of Pernumbucco bows. Snakewood being historically much more desirable and an awful lot more expensive than Brazilwood (Pau Brazil or Pernumbucco)Stamped on both shaft and frog "Lupot" This may or may not be 'by' a member of the Lupot dynasty though it is certainly a "Lupot" model bowMeaning "in the Manner of" or "School of" Lupot with a true Lupot style head countour Literally anybody who was anybody made Lupot copies for their clients including Peccatte Vuillaume and all the Hill makers. We guarantee the materials are as described You get the bow you see in the materials and condition describedFitted in 18ct gold (Hallmarked inside the ferrule not visible except when hair removed)Submitted for assay by FXS for online selling purposesFully tested sapphire accents set into the very white natural biological materialIn my opinion Camelus Bactrianus femur since ox femur would have prevalent brownish spotsThis is a non restricted material allowing ease of transportation Internationally It is whiter tougher and far less prone to linear cracking than its controversial pachyderm counterpart. Arguably a superior materialEbony frog with shell accents set with blue sapphiresThe threaded pin is in case hardened (blued) steel and shows little or no significant wear thereforeAll te best pins were bluedThe diamond accent to the rear of the fluted button comes with a Certificate from a reputable Independent London Gem Testing LaboratoryShowing it to unheated untreated and of good polish and very good cut A matter of extreme importance to its overall valueIt is very sparkly and radiates full fire in every spectral colour Four small blue sapphires surround it Four slightly larger sapphires are set into the fluting bands on the buttonFour much larger sapphires are set protruding near the 18ct gold band on the buttonI estimate approximately 1ct of unheated untreated blue sapphires adorn this bowBoth the hair slide and face of the bow are set with blue sapphiresThe bow is lapped with sapphire blue chord and the grip materialIs of un-dyed Kimodo Dragon leather just white with natural bluish grey flecksAltogether a very unusual unique and beautiful bowDo not for a solitary moment believe this to be a bauble or a trinketThis bow has an ebullient and lively character accentuated by itsRich and beautiful oil varnish which has given it an elasticity and condition spirit varnish lacksAmourette is usually only polished and yet the right kind of oiling as in this instance surely compliments it in every wayFrom close experience and years of study I suspect this is linseed, terebinth(pistachio) a touch of Tung and a hint of Propolis . Only an expert would understand this oily bouquet and its truly nourishing implications to both sound and longevity.The arch is deep even and the tight grained uniformly striated snakewood Performs 'par excellence' giving incredible strength to the hair With true and straight gun barrel precisionThe vertical flutes of the button offer excellent grip and smooth application as the bow is tensedFar better design than the octagon requiring very little by way of pressure required.Stress free bow tensioning seems to make for a relaxed pain and stress free entry. On top of all that performance capability this is a truly handsome article which seems undeniable