

Lugs stay on wrists from about 6.25 in (lug-to-lug rule of thumb)
Last checked Oct 26, 2026
View on Formex’s site ↗@media (max-width:768px){.read-more-zeno{border-bottom:1px solid #dbdbdb;position:absolute;font-weight:700!important;z-index:9;cursor:pointer;font-size:16px!important;color:#363636!important;font-family:Muli,sans-serif!important;text-decoration:none!important;width:100%;background-color:#fff;padding:10px 0!important}.custom-text{overflow:hidden;display:-webkit-box!important;-webkit-line-clamp:12;-webkit-box-orient:vertical;text-overflow:ellipsis;padding-bottom:0!important;padding-top:2rem!important}.custom-text::after{content:"";position:absolute;bottom:0;left:0;right:0;height:50px;background:linear-gradient(to bottom,rgba(255,255,255,0),#fff)}}function decriptionHeadingClick(){$(".description-text-zeno").removeClass("custom-text"),$(".read-more-zeno").css("display","none")}.slick-list .text-center{color:#6a6a6a!important}.description-inside-accordian .zn-title{font-weight:400;font-size:14px!important;line-height:16px;font-family:Ubuntu,sans-serif!important;color:#2f4f4f!important;letter-spacing:1.2px}.description-inside-accordian .zn-text{line-height:1.5!important;font-family:Ubuntu,sans-serif!important;font-weight:300!important;font-size:13px!important}.description-icons{display:flex!important;align-items:baseline!important}.zenoTab-active{border-bottom:1px solid #222!important}.zenoTab-active .zn-button-text{font-weight:400;color:#000!important}var sectionDescription;function scrollToSection(e){$(".zenoTab-active").removeClass("zenoTab-active"),$(event.target).parent().parent().addClass("zenoTab-active"),e.includes("description")?$(".section-description").html(sectionDescription):$(".section-description").html($("."+e).html())}setTimeout(()=>{sectionDescription=$(".section-description").html()},100)DESCRIPTIONTECHNICAL SPECIFICATIONCLASPABOUT THIS WATCHThis special edition of the Reef features a vertically brushed real bronze dial that transforms as it reflects light. A unique lacquer on the dial base prevents natural oxidation, ensuring the dial maintains its radiant glow over time. It includes all the beloved features of the Reef, such as proprietary systems for changing straps and bezels effortlessly, without any tools, in seconds.A true diver’s watch by design, this 39.5mm stainless steel timepiece is powered by a self-winding COSC-certified SW300 movement, crafted to Sellita’s highest quality standards with top-tier components exclusive to chronometer-grade movements. This slim, high-precision caliber allows the Reef to be constructed at just 11mm thickness, making it suitable for elegant occasions as well. For underwater activities, a double gasket construction ensures water resistance up to 300 meters (1000 feet).Both the solid-link bracelet and rubber strap feature a patented fine-adjustment system and a completely re-engineered, patented quick-release system.Read MoreFEATURESSwiss Made Automatic MovementAn Automatic, also called self-winding watch, is a mechanical watch in which the mainspring is wound automatically as a result of the natural motion of the wearer's arm, to provide energy to run the watch, making manual winding unnecessary. All our Automatic movements are manufactured in Switzerland.Unidirectional Rotating BezelFound in diving watches, the unidirectional rotating bezel is a unique feature that helps measure diving time in a handy and effective manner. The bezel can only rotate in a counter-clockwise direction, which ensures diver's safety even in the case of any accidental manipulation underwater.Screw-Down CrownA screw-down crown is a threaded winding crown that screws tightly into the case and prevents water and dust from entering. Screw-down crowns are commonly used in Diver’s watches, as they prevent from accidentally pushing open the crown, causing possible water damage.Sapphire CrystalA sapphire crystal or “glass” is a very hard, transparent material made of crystallizing pure aluminium oxide at extremely high temperatures. Sapphire is one of the hardest substances on earth. It measures 9 on t
Details and photos come from Formex’s website, last checked Oct 26, 2026. Specs were read automatically and may contain mistakes.
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