Ublast - Chronomatic - Automatic Swiss - REF.UBCHMCAL47BK - Calculator - Ltd. Edition - Men - 2026






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Chronomatic - Calculator - Ltd. Edition, Ref. REF.UBCHMCAL47BK, 2020+ period, automatic Swiss movement, stainless steel 47 mm case, leather strap, men’s watch, new and never worn, includes original box and papers and international 2-year warranty.
Description from the seller
Official Authorized Dealer
UBLAST is an Italian registered brand.
Watches are made with carefully selected quality materials and finished with meticulous attention to detail; every single piece undergoes rigorous controls, including functional, durability, and accuracy tests. All watches are new, never worn, and come with original box, documents, tag, certificate of authenticity, and a 2-year international warranty stamped at the time of purchase.
We offer the model "CHRONOMATIC - CALCULATOR - LTD. EDITION - SWISS MECHANICAL"
Stainless steel 316L case – sapphire crystal - automatic chronograph with Swiss Made movement – genuine leather strap handmade Made in Italy
Function: calculator - chronograph - hours - minutes - seconds – date
Case: 47x14 mm stainless steel 316L – twin crown
Dial: matte - date at 4 o’clock - applied luminescent indices and luminescent hands - three-counter chronograph with calculator function operable via twin crown.
Bezel: stainless steel 316L
Movement: automatic chronograph Swiss Made Landeron caliber 73
Crystal: sapphire
Crown 1: screw-down - stainless steel 316L
Crown 2: screw-down - stainless steel 316L
Case back: screw-down - stainless steel 316L
Strap: genuine leather handmade Made in Italy – 22 mm
Strap length: about 260 mm including case
Clasp: deployant - stainless steel 316L – 20 mm
Water resistance: 30 ATM - 300 meters
Gender: men
Weight: about 155 g
CONDITIONS
New, never worn – 2-year international warranty included
CONTENT
Complete set (The box of the watch may differ from the photos depending on stock available at the time of shipment, but we guarantee the original brand box)
INFO
The photos are taken live on the watch. Please note that color may vary slightly due to light reflections, shadows, or direct light during shooting.
IMPORTANT NOTE FOR FIRST USE
For all watches with steel bracelets and leather, rubber, nato, etc., links can be removed and the strap shortened with the appropriate tools. If you are not able to do it yourself, please consult a professional. All automatic watches must be wound initially, as wrist movement alone is not enough to maintain the required power reserve.
RULE FOR ALL WATCHES WITH DATE
To avoid possible damage to the mechanism, do not set the date with the crown when the time is between 21:00 and 03:00. It is recommended to set the date with the crown when the time is between 03:05 and 20:55. (Some models have a screw-down crown; to adjust, gently unscrew the crown counterclockwise. Remember to securely screw the crown back after setting desired parameters.)
LOGISTICS/WAREHOUSE
All orders are shipped from our warehouse located in ITALY
NATIONAL AND EUROPEAN SHIPPING
No additional charges within the European Union
EXTRA-EUROPEAN SHIPPING - WORLD
All extra import costs to your country outside the European Union (duty and customs) are exclusively the buyer’s responsibility; we are not liable for any additional costs
FEEDBACK
Your feedback is very important to us and helps us provide better service to our buyers. If we make a mistake, please contact us before leaving negative or neutral feedback; our goal is to ensure every buyer is satisfied with their purchase. Have a great auction.
Seller's Story
Official Authorized Dealer
UBLAST is an Italian registered brand.
Watches are made with carefully selected quality materials and finished with meticulous attention to detail; every single piece undergoes rigorous controls, including functional, durability, and accuracy tests. All watches are new, never worn, and come with original box, documents, tag, certificate of authenticity, and a 2-year international warranty stamped at the time of purchase.
We offer the model "CHRONOMATIC - CALCULATOR - LTD. EDITION - SWISS MECHANICAL"
Stainless steel 316L case – sapphire crystal - automatic chronograph with Swiss Made movement – genuine leather strap handmade Made in Italy
Function: calculator - chronograph - hours - minutes - seconds – date
Case: 47x14 mm stainless steel 316L – twin crown
Dial: matte - date at 4 o’clock - applied luminescent indices and luminescent hands - three-counter chronograph with calculator function operable via twin crown.
Bezel: stainless steel 316L
Movement: automatic chronograph Swiss Made Landeron caliber 73
Crystal: sapphire
Crown 1: screw-down - stainless steel 316L
Crown 2: screw-down - stainless steel 316L
Case back: screw-down - stainless steel 316L
Strap: genuine leather handmade Made in Italy – 22 mm
Strap length: about 260 mm including case
Clasp: deployant - stainless steel 316L – 20 mm
Water resistance: 30 ATM - 300 meters
Gender: men
Weight: about 155 g
CONDITIONS
New, never worn – 2-year international warranty included
CONTENT
Complete set (The box of the watch may differ from the photos depending on stock available at the time of shipment, but we guarantee the original brand box)
INFO
The photos are taken live on the watch. Please note that color may vary slightly due to light reflections, shadows, or direct light during shooting.
IMPORTANT NOTE FOR FIRST USE
For all watches with steel bracelets and leather, rubber, nato, etc., links can be removed and the strap shortened with the appropriate tools. If you are not able to do it yourself, please consult a professional. All automatic watches must be wound initially, as wrist movement alone is not enough to maintain the required power reserve.
RULE FOR ALL WATCHES WITH DATE
To avoid possible damage to the mechanism, do not set the date with the crown when the time is between 21:00 and 03:00. It is recommended to set the date with the crown when the time is between 03:05 and 20:55. (Some models have a screw-down crown; to adjust, gently unscrew the crown counterclockwise. Remember to securely screw the crown back after setting desired parameters.)
LOGISTICS/WAREHOUSE
All orders are shipped from our warehouse located in ITALY
NATIONAL AND EUROPEAN SHIPPING
No additional charges within the European Union
EXTRA-EUROPEAN SHIPPING - WORLD
All extra import costs to your country outside the European Union (duty and customs) are exclusively the buyer’s responsibility; we are not liable for any additional costs
FEEDBACK
Your feedback is very important to us and helps us provide better service to our buyers. If we make a mistake, please contact us before leaving negative or neutral feedback; our goal is to ensure every buyer is satisfied with their purchase. Have a great auction.
