Rare Yokohama International Divers Santa Barbara Helium Diving HelmetEst. $6,000-$15,000
Extreme Deep Diving Yokohama Oil Field Underwater Helium HelmetEst. $5,000-$10,000
Omega. A stainless steel automatic chronograph wristwatch with helium escape valveEst. £1,000-£2,000
Omega. A stainless steel automatic wristwatch with helium escape valveEst. £1,500-£2,500
Balloon Time Portable Helium Tank for Latex BalloonsPrototype Lunar Module Descent Engine (LMDE) by Rocketdyne c. 1964Est. $1,500-$2,500
DAISY MANUFACTURING COMPANY 'BUCK ROGERS' TIN LITHO WATER PISTOLEst. $100-$400
Blow All Ballast The Story of the Squalus USN Mixed GasEst. $50-$100
Omega. A stainless steel diamond and orange sapphire set automatic calendar wristwatch with moth...Est. £7,000-£10,000
Omega Seamaster 28mm Stainless Steel Automatic WatchEst. $4,000-$4,500
