HOT ! REEF MARIANA DIVER Black Dial Black Bezel 40MM

The REEF MARIANA. Crafted for the Abyss. Designed for the Bold.

Born of pressure, shaped by precision, and inspired by the deepest point on Earth, the REEF Mariana Dive Watch is a masterful blend of rugged functionality and elegant design—an instrument forged for explorers, adventurers, and connoisseurs of mechanical timepieces.

Every detail has been thoughtfully refined to meet the unforgiving demands of the sea or even the pool, while offering the sophistication and grace of a luxury timepiece. It is more than a watch; it is a companion for the modern diver, a symbol of strength, depth, and enduring craftsmanship.

Check out all the colorways available in our online shop.

DIVE WATCH SPECIFICATIONS

CASE

• Stainless Steel 316L Brushed/Polished


• Width from 9 to 3: 40mm


• Width from 9 to 3 including crown: 45mm


• Lug to Lug: 47.5mm


• Lug Width: 20mm


• Total Height: 13.2mm

BEZEL

• 120 Click Unidirectional Ceramic Bezel


• PIP Indicator at the 12 

CRYSTAL

• Flat Sapphire


• Anti-Reflective Coating

AUTOMATIC MOVEMENT

• Seiko NH35 Automatic with Date at the “3”


• Superb Reliability

CASEBACK

• Solid Caseback with engraved Scorpion


• Engraved Ring with Watch Identification/Serial Number
  

CROWN

• Screwdown Crown at 3:00 with Crown Guard


• Diameter: 6mm


• Height: 4mm

STEEL BRACELET 

• 20mm  x 16mm Stainless Steel Polished/Brushed Integrated 3-Link Bracelet 


• Stainless Steel Fly Adjustable Clasp


• Micro Screw Links

WATER RESISTANCE

• 200 Meters (20ATM)


• Pressure Tested

DIAL AND HANDS

• Black Dial


• Stainless Steel Indices and Hands


• BGW9 Blue Luminous Markers and Hands

WEIGHT

• 154 Grams

WATCH BOX/INSTRUCTION & WARRANTY BOOKLET

• Black Waterproof Dive Watch Box with Foam


• Instruction & Warranty Booklet

REFERENCE

• SWC2025RMBB0001