Blancpain Milspec 1 AM Fifty Fathoms "AM" Milspec 1 RARE (31133)

31133 Blancpain Milspec 1 "AM" Fifty Fathoms Circa 1964, one of the rarest vintage Blancpain references ever made and seldom available for sale, the AM Milspec 1 is unique in that it shares the same case as its military brother the Tornek Rayville TR 900, the precise history of the AM history is still 100% unconfirmed, however, through rigorous research, collectors have deduced that the watch was commissioned especially for the US Navy, the stainless steel brushed case is in exceptional original condition with original bevels still in tact, 3 piece case, automatic AS caliber, unlike other Milspec references this AM Milspec has a T Swiss T dial which is unique to this model, the black dial is in excellent condition and is completely unaltered, all the tritium on the dial and hands are 100% original to the watch, the dial is signed Blancpain Fifty Fathoms Milspec 1, moisture indicator at 6 o clock has aged uniformly with the dial, outer minute track, original bakelite bezel is specific to the AM model, acrylic crystal, (original acrylic crystal will also be supplied, it is fully "crazed" and was changed because it was very hard to see the time), brass anti magnetic dust cover (similar to those found on the TR900), caseback signed "Blancpain, Milspec, Automatic, Waterproof, Antimagnetic, Shock Protection, SN 9X" Size 41mm, thickness, Outstanding Original Condition for a rare and early Blancpain Fifty Fathoms "AM" Milspec 1.


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More about Blancpain Milspec 1 AM Fifty Fathoms "AM" Milspec 1 RARE

This is an extremely rare and original vintage c. 1964 stainless steel Blancpain Fifty Fathoms Milspec 1 "AM." The stainless steel case is in excellent original condition with original bevels still intact. It has a military nylon strap with a stainless steel deployment clasp, and an acrylic crystal. It includes a pull out double "O" ring gasket winding crown, and a solid screw down case back engraved with "BLANCPAIN – MILSPEC – AUTOMATIC – AM 97 – ANTIMAGNETIC - SHOCK PROTECTED – STAINLESS STEEL – SWISS MADE." It includes the original brass anti magnetic dust cover, and the 41mm diameter solid three-body case, gently curved lugs, and flat unidirectional bezel, are brushed. The bezel has the original black AM-model Bakelite in excellent condition, with the gilt Arabic numeral elapsed dive times and baton minute markers, a knurled edge, and there is a dive triangle at the 60 minute position. The original T Swiss T black dial has evenly aged tritium dot and baton hour indices, a luminous dive triangle at 12 o'clock, surrounded by a white perimeter minute/seconds scale. There is a round moisture indicator at 6 o clock that has aged uniformly with the dial, and it has the original steel pointed baton hands with luminous tritium inserts. It includes the original center sweep seconds hand with a luminous arrow-shaped tip, and there is a perimeter white minute/second scale. The 13.5mm thick case, dial, and movement are all signed.

This Blancpain Fifty Fathoms Milspec 1 "AM" has a mechanical automatic Blancpain caliber AS 1361N movement that's rhodium plated. It's constructed with 17 jewels, an Incabloc anti-shock device, and a straight-line lever escapement. It includes a monometallic balance, a weighted rotor, and a self-compensating flat balance spring. It has a hacking small seconds device for precision time setting, and the mechanism oscillates at a frequency of 21,600 vph (3 Hz).

The Blancpain Fifty Fathoms Milspec 1 "AM" was introduced in 1957-58. Originally designed for the French navy, it became the standard-issue watch for U.S. Navy combat swimmers in 1958, hence "MILSPEC," stands for military specifications. This is a rare, early 1960's example.