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    • Vintage Calculators

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      • All Listings filter applied
    • Vintage microcomputer made in USSR Elektronika MK-90 + memory module

      Vintage microcomputer made in USSR Elektronika MK-90 + memory module

      S$ 545.58
      Free postage
      or Best Offer
      SPONSORED
    • Tamaya NC-77 Digital Navigation Computer | Grade A

      Tamaya NC-77 Digital Navigation Computer | Grade A

      S$ 184.13
      S$ 54.93 shipping
      or Best Offer
      SPONSORED
    • Singer Original Vintage Black 7.2 Volts D.C. Electronic Calculator Made in Japan

      Singer Original Vintage Black 7.2 Volts D.C. Electronic Calculator Made in Japan

      S$ 477.31
      S$ 38.26 shipping
      or Best Offer
      SPONSORED
    • SHARP EL-8 Sharp's first portable calculator Rare from japan

      SHARP EL-8 Sharp's first portable calculator Rare from japan

      S$ 406.46
      Free postage
      SPONSORED
    • HP-35 RARE VINTAGE CALCULATOR WORKS PERFECTLY

      HP-35 RARE VINTAGE CALCULATOR WORKS PERFECTLY

      S$ 83.20
      19 bids
      S$ 38.30 shipping
      Ending Saturday at 2:01 SGT4d 7h
    • Hewlett Packard HP-41CX Calculator & Case & Manual - Working

      Hewlett Packard HP-41CX Calculator & Case & Manual - Working

      S$ 225.73
      6 bids
      S$ 105.49 shipping
      Ending Wednesday at 4:55 SGT1d 10h
    • Texas Instruments TI-59 TI 59 vintage programmable calculator - donor

      Texas Instruments TI-59 TI 59 vintage programmable calculator - donor

      S$ 38.30
      S$ 34.71 shipping
    • Vintage Rare CASIO MG-880 Calculator with Music/Game invaders -Tested

      Vintage Rare CASIO MG-880 Calculator with Music/Game invaders -Tested

      S$ 91.38
      0 bids
      S$ 36.83 shipping
      Ending Tuesday at 2:42 SGT7h 59m
    • Vintage Little Professor Texas Instruments Calculator - Tested Works Great!

      Vintage Little Professor Texas Instruments Calculator - Tested Works Great!

      S$ 12.28
      1 bid
      S$ 55.39 shipping
      Ending Tuesday at 2:52 SGT8h 9m
    • Hewlett-Packard HP 35 Scientific Calculator Vintage Old School Geek Sorta Works?

      Hewlett-Packard HP 35 Scientific Calculator Vintage Old School Geek Sorta Works?

      S$ 84.56
      7 bids
      S$ 36.00 shipping
      Ending Tuesday at 9:59 SGT15h 16m
    • HP 41CV Scientific Calculator

      HP 41CV Scientific Calculator

      S$ 190.33
      S$ 47.58 shipping
    • Commodore Minuteman 6 Vintage Desk Calculator Working w Box

      Commodore Minuteman 6 Vintage Desk Calculator Working w Box

      S$ 27.27
      1 bid
      S$ 56.15 shipping
      Ending Tuesday at 10:10 SGT15h 27m
    • SHARP Pocket computer PC G830 Function Scientific Calculator working Japan Used

      SHARP Pocket computer PC G830 Function Scientific Calculator working Japan Used

      S$ 116.37
      Free postage
    • HP22 Business Calculator- Vintage With Charging Cord , No Instructions Booklet

      HP22 Business Calculator- Vintage With Charging Cord , No Instructions Booklet

      S$ 206.16
      S$ 41.32 shipping
      or Best Offer
      SPONSORED
    • Hewlett-Packard HP-41CV Scientific Calculator Case PARTS ONLY

      Hewlett-Packard HP-41CV Scientific Calculator Case PARTS ONLY

      S$ 294.60
      S$ 46.76 shipping
      or Best Offer
      SPONSORED
    • Melcor 392 Electronic Solid State Calculator With Original Box And Styrofoam

      Melcor 392 Electronic Solid State Calculator With Original Box And Styrofoam

      S$ 64.48
      S$ 56.93 shipping
      or Best Offer
      SPONSORED
    • Hewlett Packard HP 41C CV CX Calculator Repair service

      Hewlett Packard HP 41C CV CX Calculator Repair service

      S$ 14.73
      S$ 25.04 shipping
      10 watching
    • CASIO FX-602P Programmable Calculator (P0 to P9) Labels Available With Soft Case

      New ListingCASIO FX-602P Programmable Calculator (P0 to P9) Labels Available With Soft Case

      S$ 53.19
      2 bids
      S$ 14.24 shipping
      Ending 1 Oct at 19:43 SGT6d 1h
    • Vintage Casio Game BG-15 Calculator Boxing 1980s Works

      Vintage Casio Game BG-15 Calculator Boxing 1980s Works

      S$ 60.01
      0 bids
      S$ 36.83 shipping
      Ending Tuesday at 2:42 SGT7h 59m
    • Vintage Hewlett-Packard HP-42S RPN Scientific Calculator Working

      Vintage Hewlett-Packard HP-42S RPN Scientific Calculator Working

      S$ 130.94
      2 bids
      S$ 58.67 shipping
      Ending Tuesday at 9:30 SGT14h 46m
    • 20 Texas Instruments Ti-58 Ti-59 SR-52 Game Magnetic Cards

      20 Texas Instruments Ti-58 Ti-59 SR-52 Game Magnetic Cards

      S$ 1.35
      0 bids
      S$ 37.59 shipping
      Ending Wednesday at 9:50 SGT1d 15h
    • Brand New HP40gs Scientific Graphing Calculator in Original Packaging

      Brand New HP40gs Scientific Graphing Calculator in Original Packaging

      S$ 66.09
      0 bids
      S$ 28.03 shipping
      Ending Tuesday at 19:23 SGT1d
      or Best Offer
    • Vintage Summit LED Calculator Model# K09V

      New ListingVintage Summit LED Calculator Model# K09V

      S$ 20.45
      1 bid
      S$ 53.47 shipping
      Ending 2 Oct at 8:01 SGT6d 13h
    • Vintage Texas Instruments PC-100C Print  Security Cradle Printer w Keys

      New ListingVintage Texas Instruments PC-100C Print Security Cradle Printer w Keys

      S$ 73.64
      S$ 136.91 shipping
    • Casio FX-603P Pocket Computer Scientific Programmable Calculator

      Casio FX-603P Pocket Computer Scientific Programmable Calculator

      S$ 477.38
      Free postage
      or Best Offer
    • New Neoprene Rubber Feet for HP-10C, HP-11C, HP-12C, HP-15C, HP-16C Calculators

      New Neoprene Rubber Feet for HP-10C, HP-11C, HP-12C, HP-15C, HP-16C Calculators

      S$ 7.73
      S$ 2.95 shipping
    • Texas Instruments TI-30 Calculator Gold Face Vintage 1976 Red Display Works

      Texas Instruments TI-30 Calculator Gold Face Vintage 1976 Red Display Works

      S$ 19.15
      S$ 42.48 shipping
      or Best Offer
    • Vintage HP 11C HP11c Scientific Calculator Made in the USA - beautiful condition

      Vintage HP 11C HP11c Scientific Calculator Made in the USA - beautiful condition

      S$ 190.03
      S$ 51.60 shipping
      or Best Offer
    • Mint Hewlett Packard HP 75C Calculator basic computer

      Mint Hewlett Packard HP 75C Calculator basic computer

      S$ 531.94
      S$ 47.74 shipping
      or Best Offer
      SPONSORED
    • 3 piece set of CMT Corvallis Micro technology MC5/PC5 with replacement batteries

      3 piece set of CMT Corvallis Micro technology MC5/PC5 with replacement batteries

      S$ 215.19
      S$ 39.04 shipping
      or Best Offer
      SPONSORED
    • Near mint Hewlett Packard HP 41C Calculator

      New ListingNear mint Hewlett Packard HP 41C Calculator

      S$ 293.14
      S$ 25.04 shipping
      SPONSORED
    • VTG HEWLETT PACKARD HP-45 SCIENTIFIC CALCULATOR W/ MANUAL & CASE + HP-19BII WORK

      VTG HEWLETT PACKARD HP-45 SCIENTIFIC CALCULATOR W/ MANUAL & CASE + HP-19BII WORK

      S$ 293.07
      S$ 91.52 shipping
      SPONSORED
    • VINTAGE WORKING RARE MBO CALCULATOR

      VINTAGE WORKING RARE MBO CALCULATOR

      S$ 42.72
      S$ 17.68 shipping
      or Best Offer
    • Texas Instruments TI 58C Programmable Calculator - Charger, Master, and Cards

      Texas Instruments TI 58C Programmable Calculator - Charger, Master, and Cards

      S$ 66.20
      S$ 92.98 shipping
      or Best Offer
    • Vintage HP Hewlett-Packard 32S RPN Scientific Calculator 1987 Tested & Working

      Vintage HP Hewlett-Packard 32S RPN Scientific Calculator 1987 Tested & Working

      S$ 81.82
      0 bids
      S$ 57.60 shipping
      Ending Tuesday at 7:15 SGT12h 32m
    • [EX] Hewlett Packard HP 15C  Scientific Calculator with Case - Working

      [EX] Hewlett Packard HP 15C Scientific Calculator with Case - Working

      S$ 103.66
      10 bids
      S$ 51.84 shipping
      Ending 2 Oct at 1:40 SGT6d 6h
    • Vintage Sharp EL-5813 Scientific Calculator Programmable Japan

      New ListingVintage Sharp EL-5813 Scientific Calculator Programmable Japan

      S$ 73.64
      S$ 14.73 shipping
      or Best Offer
    • Hewlett-Packard HP82240A Infrared Printer And HP-18C Business Consultant Calc

      Hewlett-Packard HP82240A Infrared Printer And HP-18C Business Consultant Calc

      S$ 68.18
      2 bids
      S$ 65.08 shipping
      Ending Tuesday at 1:15 SGT6h 31m
    • Untested Texas Instruments Model PC-100C Printer With Box/Cover. NO KEY

      Untested Texas Instruments Model PC-100C Printer With Box/Cover. NO KEY

      S$ 81.00
      S$ 210.31 shipping
      or Best Offer
      SPONSORED
    • Vintage Radio Shack EC-425 Calculator 1975  / Charger + Box - Fully Working

      Vintage Radio Shack EC-425 Calculator 1975 / Charger + Box - Fully Working

      S$ 220.95
      S$ 66.51 shipping
      or Best Offer
      SPONSORED
    • VINTAGE CASIO CQ-1 Computerized Quartz Calculator Alarm Clock

      VINTAGE CASIO CQ-1 Computerized Quartz Calculator Alarm Clock

      S$ 24.54
      0 bids
      S$ 44.07 shipping
      Ending Tuesday at 6:59 SGT12h 15m
    • Vintage HP 65 LED Scientific Calculator Programmable TESTED & WORKING

      Vintage HP 65 LED Scientific Calculator Programmable TESTED & WORKING

      S$ 647.88
      S$ 66.92 shipping
    • Vintage Casio Interface FA-6s RS-232 Cassette Centronics for FX-603p FX-880p

      Vintage Casio Interface FA-6s RS-232 Cassette Centronics for FX-603p FX-880p

      S$ 184.13
      S$ 61.28 shipping
      or Best Offer
    • Gummy Wheel Repair Hewlett Packard Calculator HP-65, 67, and HP-97

      Gummy Wheel Repair Hewlett Packard Calculator HP-65, 67, and HP-97

      S$ 7.37
      S$ 27.25 shipping
      157 watching
    • Hewlett Packard HP 41C Calculator

      New ListingHewlett Packard HP 41C Calculator

      S$ 263.68
      S$ 25.04 shipping
    • Hewlett Packard HP 32SII RPN Scientific Calculator Works

      Hewlett Packard HP 32SII RPN Scientific Calculator Works

      S$ 145.82
      S$ 47.01 shipping
    • HP 82215A 128K RAM Card for 48S 48GX Graphing Calculators

      HP 82215A 128K RAM Card for 48S 48GX Graphing Calculators

      S$ 163.67
      1 bid
      S$ 53.50 shipping
      Ending Tuesday at 5:40 SGT10h 57m
    • VTG HEWLETT PACKARD HP 41CX CALCULATOR W/ STOW CASE WORKING

      VTG HEWLETT PACKARD HP 41CX CALCULATOR W/ STOW CASE WORKING

      S$ 136.39
      14 bids
      S$ 107.90 shipping
      Ending Wednesday at 9:37 SGT1d 14h

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