Made in Hong Kong since 1968, TWEMCO iconic calendar wall clocks have been adopted by banking corporations, commercial institutes and government offices. Now, their BQ-170 is popular among flip clock lovers who are looking for an vintage and easy-to-read calendar flip clock for furnishing and home decor.

Precise and reliable is a requisite for a timepiece. TWEMCO's flip clocks keep accurate time with accuracy vary less than 0.5-1 seconds per month, ahead ordinary quartz clocks available in homeware shops. As a perpetual calendar clock, BQ-170 display the correct month, date and day with leap year feature.


BQ-170 Leap Year Demo from twemco on Vimeo.


TWEMCO BQ series are wall-mounted flip clocks, they are battery operated and the battery life lasts for at least two years. Despite of its over-sizing, the BQ-170 is retro charm of timepieces, keeping time accurate for decades with auto leap year adjustment.


Featured product: TWEMCO BQ-170 Series


  • Perpetual Calendar :  Automatic re-setting, even for leap years.
  • Invention patented
  • Cases: Injection molded ABS case  with supreme acrylic glass cover
  • Number plate: material and paints from Japan, ever-lasting white
  • Maintenance free
  • Dimension: 335 x 380 x 118 mm
  • Weight: 2.5 kg
  • Height of number plates: 58mm
  • Height of digits: 40mm
  • Readability: Over 23 meters
  • Made in Hong Kong
  • *Please contact us for HKD payment  


TWEMCO is one of the world-class manufacturers of fully automatic flip clocks, with over half a century experience in perpetual calendar palette clocks craftsmanship. In Time Will Flip, we offer varieties of TWEMCO products to individuals, hospitality industries, and design studios.

Visit here for more TWEMCO products

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