Suunto D5 Dive Computer Quick Release Silicone Extension Strap
In stock — ships from Irvine, CA
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Suunto D5 Dive Computer Quick Release Silicone Extension Strap - AMBER is backordered and will ship as soon as it is back in stock.
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Product Information
The Suunto D5 Dive Computer Quick Release Silicone Extension Strap is a 24mm silicone band built to let the Suunto D5 dive computer be worn over a wetsuit or dry suit. It weighs 19g, fits wrist sizes up to 330mm, and also works with select Suunto sports watches for wear over layered clothing.
Who it is for
This extension strap is for Suunto D5 owners who need their dive computer to sit securely over thick wetsuit or dry suit sleeves, as well as owners of compatible Suunto sports watches who want to wear their watch over bulky outdoor layers. The quick-release design keeps the fit secure for diving and other active use.
Key details
- Strap width: 24mm
- Weight: 19g
- Maximum wrist size: 330mm
- Material: Silicone, built to hold up in wet, salty conditions while staying comfortable against skin
Compatibility and sizing
The strap is compatible with the Suunto D5, Suunto Spartan Sport, Suunto Spartan Sport Wrist HR/Baro, Suunto 7, Suunto 9, and Suunto 9 Baro. It is available in Black, Blue, Coral, Amber, Lime, Ocean, Sakura, and White, so you can match it to your device or personal style.
DiveCatalog.com is an authorized Suunto dealer and a dive shop in Irvine, California, serving divers since 2003. Call 888-701-4017 or chat with us if you have questions about fit or compatibility with your specific Suunto device.
- Robust strap design built specifically for diving use.
- 24mm strap width sized to fit the Suunto D5 and compatible devices.
- 19g weight keeps the extension lightweight on the wrist.
- Fits wrist sizes up to 330mm for use over thick wetsuit or dry suit sleeves.
- Silicone construction resists wet, salty dive conditions while staying comfortable against skin.
- Quick-release design for a secure, comfortable fit during dives and other activities.
- Lets the Suunto D5 be worn over a wetsuit or dry suit instead of directly on the wrist.
- Compatible with select sports watches for wear over layered clothing outside of diving.
- Works with Suunto D5, Spartan Sport, Spartan Sport Wrist HR/Baro, Suunto 7, Suunto 9, and Suunto 9 Baro.
- Available in multiple colors including Black, Blue, Coral, Amber, Lime, Ocean, Sakura, and White.
| Strap Width | 24mm |
| Weight | 19g |
| Maximum Wrist Size | 330mm |
| Material | Silicone |
| Compatible Devices | Suunto D5, Suunto Spartan Sport, Suunto Spartan Sport Wrist HR/Baro, Suunto 7, Suunto 9, Suunto 9 Baro |
| Colors Available | Black, Blue, Coral, Amber, Lime, Ocean, Sakura, White |
⚠️ WARNING: This product contains chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, visit www.P65Warnings.ca.gov.
Frequently Asked Questions
Which Suunto devices work with this extension strap?
The strap is compatible with the Suunto D5, Suunto Spartan Sport, Suunto Spartan Sport Wrist HR/Baro, Suunto 7, Suunto 9, and Suunto 9 Baro. It lets the D5 be worn over a wetsuit or dry suit, and select sports watches over layered clothing.
What is the maximum wrist size this strap fits?
This Suunto silicone extension strap fits wrist sizes up to 330mm, sized to extend over thick wetsuit or dry suit sleeves.
What is this strap made of and how much does it weigh?
It is made of silicone, a material that holds up well in wet and salty dive conditions while remaining comfortable on the skin. The strap is 24mm wide and weighs 19g, keeping it lightweight even when worn over bulky suit sleeves.
Can I use this strap for topside sports watch wear, not just diving?
Yes. It also works with select Suunto sports watches for wear over layered clothing, not only for diving.



















