BLANCPAIN AQUA LUNG STEEL
Blancpain, "Aqua Lung," case No. 300402. Made circa 1958.
Fine and rare, center seconds, self-winding, water resistant,
stainless steel diver's wristwatch. Accompanied by a
Blancpain service invoice dated 02/01/07.
Three-body, polished and brushed, screwed-down case
back, bi-directional revolving black bezel for the decompression
times.
Black with applied luminous baton and round indexes,
outer minute track, bi-colored "No Radiations" symbol
above the 6. Luminous white epee hands.
Cal. 1700/01, rhodium plated, 17 jewels, straight-line
lever escapement, monometallic balance, shock absorber,
blued steel flat balance spring.