

Powered By Light.

Powered By Light.
Powered By Light.

Powered By Light.
Powered By Light.
World wide shipping
30-day money-back guarantee
2-year warranty
Powered by Light
– Energy that never stops.
Discover freedom from battery changes.
GUL’s Powered by Light watches use advanced solar technology to keep you going – anywhere, anytime. Designed for an active lifestyle and built to perform in any light condition.
Powered by Light
– energy that never stops.
Discover freedom from battery changes.
GUL’s Powered by Light watches use advanced solar technology to keep you going – anywhere, anytime. Designed for an active lifestyle and built to perform in any light condition.
Powered by Light
– Energy that never stops.
Discover freedom from battery changes.
GUL’s Powered by Light watches use advanced solar technology to keep you going – anywhere, anytime. Designed for an active lifestyle and built to perform in any light condition.
Paired with Silicone straps
€136.05
This product has multiple variants. The options may be chosen on the product page Paired with Velcro / PU straps




The experiences
What our customers say
Really attractive and comfortable watch. I’m very happy with it.
Nuno Reis
Portugal
Happy with the purchase. The product is spectacular. Very good value for money. Fast shipping and excellent follow-up by Customer Service. Highly recommended.
Nicholas
United kingdom
I’ve had one of your watches for 36 years now and only ever had to replace the strap. A fantastic watch thanks
Billy Steele
GB
Excellent watch, only mistake was not ordering two so we could have his and hers!
Chris Squire
GB
Guter Preis , schön angenehm und robust , hatte in den 90er schon eine ähnliche Gul bin eifach begeistert. Sehr schnelle Lieferung in die Schweiz, Besten Dank
carpagaus
switzerland
The experiences
What People say
Lovely watch very comfortable to wear. Excellent service and delivery.
Colin
United kingdomÂ
Â
Happy with the purchase. The product is spectacular. Very good value for money. Fast shipping and excellent follow-up by Customer Service. Highly recommended..
Nicholas
United kingdomÂ
Â
Really attractive and comfortable watch. I’m very happy with it.
Nuno Reis
Portugal
Excellent watch, only mistake was not ordering two so we could have his and hers!
Chris Squire
GB
I’ve had one of your watches for 36 years now and only ever had to replace the strap. A fantastic watch thanks
Billy Steele
GB
Guter Preis , schön angenehm und robust , hatte in den 90er schon eine ähnliche Gul bin eifach begeistert. Sehr schnelle Lieferung in die Schweiz, Besten Dank
carpagaus
switzerland
Powered By Light - Silicone
€136.05
This product has multiple variants. The options may be chosen on the product page With Velcro / PU
Powered By Light - Silicone
€136.05
This product has multiple variants. The options may be chosen on the product page With Velcro / PU
Product details


Product Specifications

Solar Charging Details

Product Specifications

Solar Charging Details


Built for the elements. Designed for freedom.
The Powered by Light series is crafted for those who live life outdoors — from ocean sessions to everyday adventures.
With no need for battery changes and a design inspired by GUL’s surf heritage, it’s built to perform when you do.
Tough, functional, and ready for anything — powered by nothing but light.
Key Specifications
- Movement:
Epson Cal. AS01A – reliable, precise, and solar-powered - Power source:
Converts sunlight and artificial light into clean energy - Battery-free design:
No battery replacements ever needed - Full power reserve:
Up to 4 months of operation after full charge - Charging time:
5 hours in bright sunlight (outdoor, clear weather)
20 hours in cloudy conditions
60 hours under indoor fluorescent light
- Low-power indicator:
Second hand moves every 2 seconds to alert you to recharge - Water resistance:
10 ATM – ready for swimming and adventure - Durability:
Hardened mineral glass and stainless-steel case - Temperature protection:
Safe up to 50 °C - Eco-friendly:
Sustainable energy system that reduces battery waste

Built for the elements. Designed for freedom.
The Powered by Light series is crafted for those who live life outdoors — from ocean sessions to everyday adventures.
With no need for battery changes and a design inspired by GUL’s surf heritage, it’s built to perform when you do.
Tough, functional, and ready for anything — powered by nothing but light.

Built For The Elements. Designed For Freedom.
The Powered by Light series is crafted for those who live life outdoors — from ocean sessions to everyday adventures. With no need for battery changes and a design inspired by GUL’s surf heritage, it’s built to perform when you do. Tough, functional, and ready for anything — powered by nothing but light.
The straps
Velcro
- 18–20 mm wide
- Compatible with No.1 and Powered by Light models
- Skin-friendly, lightweight, and breathable
- Secure fastening — if one spring bar fails, the other keeps your watch safely attached
- Incredibly tough and made to endure active conditions
- Fully adjustable for a perfect, custom fit on any wrist.
The Straps
Velcro
- 18–20 mm wide
- Skin-friendly, lightweight, and breathable
- Secure fastening — if one spring bar fails, the other keeps your watch safely attached
- Incredibly tough and made to endure active conditions
- Fully adjustable for a perfect, custom fit on any wrist.
- Compatible with No.1 and Powered by Light models



































