Dive Computers With Surface Interval Timers

Garmin Descent Mk3i 51mm Dive Computer Smartwatch

57 reviews

SKU: GRMDMK51TB

~~$1799.99~~ Save: $200 (11%)

^$1599.99

+ wishlist

In Stock

DESCRIPTION

A dive-first smartwatch with enhanced sonar technology, GPS, and dive readiness tool, synced with Garmin Dive app.

Shearwater Perdix 2 Ti Dive Computer with Transmitter

2 reviews

SKU: SWTTP2C

~~$1595~~ Save: $350 (22%)

^$1245

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In Stock

DESCRIPTION

A watch-style scuba dive computer with air integration, Bluetooth, and a user-replaceable battery.

Shearwater Perdix 2 Ti Dive Computer

2 reviews

SKU: SWTTP2BK

~~$1195~~ Save: $300 (25%)

^$895

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In Stock

DESCRIPTION

A durable titanium dive computer with replaceable battery, advanced features, and strong vibration alerts.

Aqualung i200C Wrist Computer

1 reviews

SKU: UDRI200CNPT

~~$470~~ Save: $245 (52%)

^$225

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In Stock

DESCRIPTION

A versatile scuba wrist computer with Bluetooth, multiple modes, 2 nitrox mixes, and LED alarm.

Garmin Descent G2 Dive Computer

SKU: GRMDG2BK

~~$699.99~~ Save: $100 (14%)

^$599.99

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In Stock

DESCRIPTION

A versatile dive computer with a bright AMOLED display, eco-friendly design, and advanced smartwatch features.

Garmin Descent Mk3 43mm Dive Computer Smartwatch

SKU: GRMDMK3FG

~~$1199.99~~ Save: $200 (17%)

^$999.99

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In Stock

DESCRIPTION

A dive-ready smartwatch with GPS, dive maps, and dive logs sync, designed for smaller wrists.

Garmin Descent Mk3i 43mm Dive Computer Smartwatch

SKU: GRMDMK43FG

~~$1399.99~~ Save: $200 (14%)

^$1199.99

+ wishlist

In Stock

DESCRIPTION

A dive-first smartwatch with enhanced sonar technology, dive readiness tool, and GPS accuracy.

Garmin Descent Mk3i 51mm Dive Computer with T2 Transmitter, Carbon Gray DLC Titanium/Titanium Band

SKU: GRMDMK51TP

~~$2299.98~~ Save: $200 (9%)

^$2099.98

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In Stock

DESCRIPTION

A durable, feature-rich dive computer with GPS, ABC sensors, and DiveView maps, paired with a reliable transmitter.

Garmin Descent Mk3i 43mm Dive Computer with T2 Transmitter, Carbon Gray DLC Titanium/Black Silicone Band

SKU: GRMDMK43B

~~$1899.98~~ Save: $200 (11%)

^$1699.98

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In Stock

DESCRIPTION

A durable and feature-rich dive computer with a long-lasting battery life and superior positional accuracy.

Shearwater Peregrine TX Wrist Dive Computer with GPS Transmitter

SKU: SWTPDCTXGC

~~$1205~~ Save: $50 (4%)

^$1155

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In Stock

DESCRIPTION

A rugged, full-color wrist dive computer with GPS transmitter, air integration, wireless charging, and advanced navigation.

Mares QUAD 2 Dive Computer, Orange ~Open Box

SKU: MRSQCOROB

~~$519.95~~ Save: $179.95 (35%)

^$340

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In Stock

DESCRIPTION

An advanced orange digital dive computer with Bluetooth, rubber band, audible alarms, and multi-gas compatibility.

Mares QUAD 2 Dive Computer

SKU: MRSDCQOR

~~$519.95~~ Save: $100.95 (19%)

^$419

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In Stock

DESCRIPTION

A digital dive computer with a crystal-clear display, Bluetooth, and multi-gas compatibility for precision diving.

Shearwater Teric Dive Computer with GPS Transmitter, Silver

SKU: SWTTDCSGC

^$1594

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In Stock

DESCRIPTION

A high-resolution silver dive computer with GPS transmitter, AMOLED display, sapphire glass, and wireless connectivity.

Garmin Descent X30 Dive Computer

SKU: GRMDX30

~~$749.99~~ Save: $200 (27%)

^$549.99

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In Stock

DESCRIPTION

A rugged dive computer with a vibrant color display, recycled plastic housing, and advanced multi-gas support.

Garmin Descent Mk3i 51mm Dive Computer with T2 Transmitter, Silver PVD Titanium/Black Silicone Band

SKU: GRMDMK51SP

~~$2099.98~~ Save: $200 (10%)

^$1899.98

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In Stock

DESCRIPTION

A rugged silver and black titanium dive computer with AMOLED display, air integration, and diver-to-diver messaging.

Cressi Leonardo 2.0 Wrist Computer

89 reviews

SKU: CSBLWBL

~~$249.95~~ Save: $25 (10%)

^$224.95

+ wishlist

In Stock

DESCRIPTION

A compact and travel-friendly wrist computer with a simple design, large numerical displays, and distinct audible alarms.

Pros

Useful safety features
Affordable and good value for money
Easy to use and program
Reliable and accurate
Clear and easy-to-read display

Suunto Zoop Novo Wrist Computer

72 reviews

SKU: SQTZPNLY

^$299

+ wishlist

In Stock

DESCRIPTION

A wrist-mounted dive computer with a backlit display, five modes, and user-replaceable battery.

Pros

Feature-packed and versatile
Affordable and good value for money
Easy to use and operate
Clear and easy-to-read display
Reliable and durable

Suunto EON Core Wrist Computer

27 reviews

SKU: SQTECBK

^$699

+ wishlist

In Stock

DESCRIPTION

A lightweight, compact wrist computer with a large color display and versatile diving modes.

Cressi Giotto Wrist Computer

24 reviews

SKU: CSBGICBKWH

~~$349.95~~ Save: $50 (14%)

^$299.95

+ wishlist

In Stock

DESCRIPTION

A compact, travel-friendly dive computer with a high-definition screen, audible alarms, and RGBM algorithm.

Garmin Descent G1

15 reviews

SKU: GRMDG1SG

~~$549.99~~ Save: $50 (9%)

^$499.99

+ wishlist

In Stock

DESCRIPTION

A watch-style dive computer with health monitoring, Garmin Pay, and reviewable dives.

Suunto D5 Wrist Computer with USB Cable

11 reviews

SKU: SQTD5WH

~~$499~~ Save: $100 (20%)

^$399

+ wishlist

In Stock

DESCRIPTION

A user-friendly dive computer with multiple modes, alarms, and a full-color display for easy underwater navigation.

Aqualung i300C Wrist Computer

11 reviews

SKU: UDRI3CWGR

^$399

+ wishlist

In Stock

DESCRIPTION

A rugged wrist computer with user-changeable battery, backlit display, and updatable software for versatile diving.

Aqualung i770R Computer with USB Cable

10 reviews

SKU: UDRI770

^$899

+ wishlist

In Stock

DESCRIPTION

A compact and robust dive computer with high-visibility color screen, Bluetooth capability, and rechargeable battery.

Scubapro Galileo 3 (G3) Wrist Dive Computer

10 reviews

SKU: SCPG3C

^$499

+ wishlist

In Stock

DESCRIPTION

A durable wrist dive computer with a full-color display, user-updatable firmware, and intuitive menu design.

Suunto Vyper Novo Light Wrist Computer

10 reviews

SKU: SNTVNBK

^$359

+ wishlist

In Stock

DESCRIPTION

A versatile Suunto wrist computer with air, nitrox, gauge, and freedive modes, audible alarms, and depth display up to 330'.

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Dive Computers With Surface Interval Timers

For divers of all experience levels, a dive computer with a surface interval timer is more than just a convenience—it’s an essential piece of safety equipment that supports responsible dive planning and execution. The surface interval timer tracks the exact amount of time spent at the surface between dives, helping divers manage nitrogen absorption and off-gassing, which is critical for reducing the risk of decompression sickness. As winter transitions into early spring, many divers begin planning trips to warm-water destinations or start prepping for the upcoming local dive season. Whether you’re heading to the tropics or braving cooler waters closer to home, having a reliable dive computer with a surface interval feature ensures you can maximize your bottom time safely. These computers not only display your elapsed surface interval but also provide crucial “no-fly” information, letting you know when it’s safe to board a plane after diving. This is particularly valuable for those on tight travel schedules, as ignoring these guidelines can have serious health consequences. The best dive computer smartwatch 2026 models are expected to push these safety features even further, integrating more intuitive displays and connectivity options for both recreational and technical divers.

When selecting a dive computer, it’s important to consider how you dive and what level of detail you want in your post-dive data. Beginners often appreciate clear, easy-to-read displays and automated tracking of surface interval and no-fly times—features that make multi-dive days simpler and safer. More advanced divers, including those who use mixed gases or plan technical dives, may look for computers that offer customizable algorithms and detailed dive log exports. For those who travel frequently, a compact, wrist-mounted unit with a prominent “no-fly” indicator is invaluable. I remember a dive trip in February to the Caribbean where a fellow diver was tempted to power off their computer between dives to save battery, not realizing that “i should not turn off a dive computer between dives because” it would lose track of residual nitrogen and surface interval data. That oversight could have led to an incorrect calculation of no-fly time, putting them at risk. Modern computers, including those inspired by the robust “shearwater” dive computer line, are engineered to be left on between dives, ensuring continuous and accurate tracking of your dive profile and surface interval. This reliability is especially important when you’re diving multiple times a day or planning to fly home soon after your last dive.

Dive computers with surface interval timers make thoughtful gifts for dive buddies, instructors, or family members who are passionate about their underwater adventures. They are also a smart upgrade for divers who have been relying on manual timing or older gauges. Many models now include additional features such as integrated compasses, air integration, and customizable alarms, but at their core, it’s the accurate recording of surface interval and display of no-fly time that makes them indispensable. For those who enjoy tracking every aspect of their dive, or want to compare models with advanced stopwatch functionality, our curated list of Stopwatch Dive Computers offers a range of options tailored for every diver’s needs. No matter your destination or dive style, a modern dive computer with a reliable surface interval timer is your best partner for safe, enjoyable, and well-documented underwater exploration. As you prepare for your next adventure, remember that the right equipment is what transforms a good dive into a great one—keeping you informed, confident, and ready for whatever the season brings.