I have just checked coupons. The lowest price I could get is $17.99 for BlitzWolf BW-GTC3 Smart Watch (in Banggood). Go down and check coupons out. Remember to check price history if it is available. Do you want to know what the best price is?
BlitzWolf® BW-GTC3 1.99 inch HD Screen Dual bluetooth Heart Rate Blood Pressure SpO2 Health Monitoring blutooth Call Compass Smart Watch with Shell Replacement – with Silver Stell Replacement
Latest coupon code price check (UTC time):
Banggood ($17.99)
Banggood warehouse is located in China. Is it a low price? Awesome! This price is the best in CouponsFromChina database! I found coupon for you. Check this out.
Link: Banggood product page
Price without coupon: $19.99
1. ($17.99): BGAnnivg3
you should apply the coupon in your cart after clicking “Proceed to checkout”. Click to copy code and open shop)
This is the best price ever noted in my database!
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
There were country-specific coupon codes published on Couponsfromchina social channels and price alerts. Coupon price may vary by country, because there’re different VAT rates, shipping cost etc. There is a chance that some latest coupons are still working:
1. (1.8.2024, $16.99): BGRAUGGTC3
Item: BlitzWolf BW-GTC3 Smart Watch
Countries: Greece, Portugal, Spain
2. (25.7.2024, $18.99): BGRJU7GTC3
Item: BlitzWolf BW-GTC3 Smart Watch
Countries: Greece, Portugal, Spain
Old coupons (from the oldest to the newest): BG7399dd, BGe36366, BGGTC327, BG8297f5, BGREUPGTC3
(system checks these coupons on every price check (like once per 24 hours), but you can check them out anyway)
Aliexpress
There’re some similar (or not) items on Aliexpress
Click here to search by yourself. Here are coupons that you can use.
Price history and price alert
Check out price history chart (for all/most countries) for BlitzWolf BW-GTC3 Smart Watch.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood and Aliexpress (only if product name will be the same as on Banggood and I will post it on social media though, so it’s more like Banggood price alert)).