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REEF MARIANA DIVER - Orange Dial Green Bezel 40MM
REEF MARIANA DIVER - Orange Dial Green Bezel 40MM
REEF MARIANA DIVER - Orange Dial Green Bezel 40MM
REEF MARIANA DIVER - Orange Dial Green Bezel 40MM
REEF MARIANA DIVER - Orange Dial Green Bezel 40MM
REEF MARIANA DIVER - Orange Dial Green Bezel 40MM
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Load image into Gallery viewer, REEF MARIANA DIVER - Orange Dial Green Bezel 40MM
Load image into Gallery viewer, REEF MARIANA DIVER - Orange Dial Green Bezel 40MM
Load image into Gallery viewer, REEF MARIANA DIVER - Orange Dial Green Bezel 40MM
Load image into Gallery viewer, REEF MARIANA DIVER - Orange Dial Green Bezel 40MM
Load image into Gallery viewer, REEF MARIANA DIVER - Orange Dial Green Bezel 40MM

REEF MARIANA DIVER - Orange Dial Green Bezel 40MM

Regular price $335.00

Unit price per 

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 Green 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 Oyster Bracelet 
  • Stainless Steel Fly Adjustable Clasp
  • Micro Screw Links

WATER RESISTANCE

  • 200 Meters (20ATM)
  • Pressure Tested

DIAL AND HANDS

  • Orange 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

  • SWC2025RMOG0001

Customer Reviews

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c
chakrapani ravi
VIVID, VIBRANT, VERVE

For the money, the Serket Mariana Diver punches like it’s playing in a higher league. You get sapphire, ceramic, a screw-link bracelet, a dependable NH35 engine and 200 m of real-world water resistance — the kind of spec sheet you normally see another hundred dollars north. And then there’s the dial: that unapologetic orange sunburst against the deep green bezel doesn’t just catch light — it picks a fight with it. It’s loud, fearless, and beautifully executed with crisp indices and a lume that wakes up on command. In a sea of safe black divers, this one actually dares to have a personality — and does it without taxing your wallet.

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