On the wrist

Every watch tells a story. Every strap changes it.

The Smartlet Journal covers watch strap compatibility, modular wearables, and the collector's question that started it all: mechanical watch or smartwatch? Our answer: both.

Filter by category

On the wrist

The spring bar: how a 1.5mm steel cylinder holds your watch together - Smartlet

The spring bar: how a 1.5mm steel cylinder holds your watch together

There is a small steel cylinder, about 1.5 millimetres in diameter, that holds your watch onto your wrist. It contains a tiny internal spring and...
How to read your smartwatch ECG results and when to act - Smartlet

How to read your smartwatch ECG results and when to act

More people than ever are checking ECG readings on their wrist. Here is what those results actually mean and what to do with them. ...
How to build a morning routine around wearing two watches - Smartlet

How to build a morning routine around wearing two watches

The hardest part of dual wear isn't the hardware. It's the habit. Here's how to make it automatic. ...
Cartier Tank + Apple Watch: the elegant dual-wear guide - Smartlet

Cartier Tank + Apple Watch: the elegant dual-wear guide

A dress legend meets modern health tech. Here's how Tank owners wear both without compromise. ...
Watch lug styles explained: what they mean for dual-wear - Smartlet

Watch lug styles explained: what they mean for dual-wear

Straight, twisted, drilled, hooded, integrated, crab claw, hidden. The seven lug styles every collector should know, and why they matter for dual-wear. ...
Quick-release watch straps and the dual-wear question - Smartlet

Quick-release watch straps and the dual-wear question

Quick-release levers, SIM-pin tricks, and what actually happens when you stop swapping straps and start carrying two watches on one. ...
How to choose the right strap material for dual wear in 2026 - Smartlet

How to choose the right strap material for dual wear in 2026

Not all straps survive dual wear. Here's what actually holds up when you wear two watches every day, and how to choose the right material...
Smartwatch sensors for glucose and blood biomarkers - Smartlet

Smartwatch sensors for glucose and blood biomarkers

Discover how next-gen smartwatch sensors are evolving for glucose and blood markers, promising real-time health insights. Learn what’s coming! ...
How to stop overthinking dual wear and just do it - Smartlet

How to stop overthinking dual wear and just do it

The biggest barrier to dual wear isn't technical. It's psychological. Here's how collectors crossed that line and what they said after one week. ...
Is VO2 max on a smartwatch accurate enough for real training? - Smartlet

Is VO2 max on a smartwatch accurate enough for real training?

Is smartwatch VO2 max accurate enough for real training? Learn the real error rates, which devices perform best, and how to use VO2 max trends...
Wrist Blood Pressure Tech: Non-Invasive Guide & Trends - Smartlet

Wrist Blood Pressure Tech: Non-Invasive Guide & Trends

Explore how wrist-based non-invasive blood pressure monitoring works in 2026, which devices are FDA-cleared, and how luxury watch lovers can integrate health tech smartly. ...
Unlock body temperature trends for early illness detection - Smartlet

Unlock body temperature trends for early illness detection

Learn how wearables like Oura Ring and Apple Watch track body temperature trends to detect illness 1-3 days early, without sacrificing your luxury watch identity....
1 2 3

Request our press kit

Want to know more about Smartlet, our story, our product, or our vision?

Request our press kit