Montblanc 139 Fountain Pen, VG condition,Original nib,Telescopic piston For Sale

Montblanc 1940s fully working Meisterstück 139 FP Long ink window, original nib.. *** This rare fountain pen is on sale from my personal collection, so you will get the same pen which shown in the picture****
very hard to find MB 139 in this condition, i bought it 8-10 years back used only once, then clean it and keep it safe in the box.the pen works fine, it takes the water so telescopic piston works one, nib is writes fine line, little flex as typical montblanc nib has.shipment will be insured and tracked,USA buyers import duty is extra, so wait for the final invoice before paymentplease also look for my other listing of vintage pens.please ask for any further detail required.
Description of the Actual 139 Fountain pen

• Model: Montblanc Meisterstück / Masterpiece 139 (Oversized flagship model)
• Era / Production Year: Circa 1939 – 1941 (Indicated by the specific \"Long Window\" variation)
• Body Material: Deep black celluloid barrel and cap; ebonite (hard rubber) cap top and turning knob
• Ink Window Variant: Premium \"Long Ink Window\" with sharp, pristine vertical black pinstripes and excellent transparency
• Nib: Original tri-tone 14C (585 Solid Gold) master-size \"250\" nib with original iridium tip and crisp \"4810\" scrollwork
• Feed:Not Original 139 Feeder, buthigh-performance aftermarket \"ladder/comb\" style ebonite feed, and not Modern 149 Feeder
• Cap Bands: Iconic 139 three-band setup with a thick gold central master band deeply engraved with \"MONTBLANC class=\"KsbFXc U6u95\" jsaction=\"\" jscontroller=\"mPWODf#NS0kde\" data-sfc-root=\"ep\" jsuid=\"wJwx9e_1w\" data-hveid=\"CAAIERAA\" data-processed=\"true\" data-complete=\"true\" "Google Sans", Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 12px 0px 16px; text-decoration: none solid rgb(10, 10, 10); border-bottom: 0px none rgb(10, 10, 10);\" style=\"font-family: "Google Sans", Arial, sans-serif; font-size: 16px; margin: 12px 0px 16px; text-decoration-style: solid; text-decoration-color: rgb(10, 10, 10); border-bottom: 0px none rgb(10, 10, 10);\">
• ⚙️ Mechanical Status (Tested): The highly complex, original dual-stage telescopic piston mechanism turns smoothly throughout its range. It has been water-tested, takes a full fill of water, holds a tight vacuum, and seals perfectly with zero leaks.
• ✨ Cosmetic Condition: Excellent vintage condition with a brilliant celluloid luster and normal, faint micro-scratches from careful handling. The gold-plated \"tie\" clip and master band retain strong plating with an elegant, unpolished natural historical patina.
• ⚠️ Structural Flaws: NONE. Thoroughly inspected under magnification. No cracks, no hairlines, no deep gouges, and no personal engravings on the cap lip, barrel threads, or turning knob.

Buyer Note: Customs duties and local import taxes are the sole responsibility of the buyer. Please review all high-resolution macro photos closely, as they constitute the definitive proof of item condition.
Secure Packing: The entire packaging process will be documented on high-definition video. The pen will ship inside a rigid, heavy-duty, crush-proof shipping container.