The Skindiver Decompression MN90 automatic watch features a black dial with MN90 Decompression Tables, colored markings providing a visual guide to the depth reached, C3 Super-LumiNova®, white baton-shaped hands for strong contrast, glass box sapphire crystal, and a steel case that is water-resistant to 150 m with a screw-down crown and caseback.

MN90 Decompression Tables are the "Marine Nationale" (French Navy) diving tables defined in 1990, indicating the stops that must be made after dives of certain durations at specific depths.

This automatic Skindiver watch powered, by the Japanese Citizen/Miyota 8315 automatic movement with a 60-hour power reserve (approx.), comes equipped with a choice of a black, sky blue, or yellow Tropic rubber strap, or a 316L stainless steel beads-of-rice bracelet.

SPECIFICATIONS

Specifications of the Skindiver Decompression Automatic Watch - MN90, Black dial with C3 Super-LumiNova and Black Aluminum & Steel Bezel

Functions:
Hours / Minutes / Seconds
60 min / sec timing via rotating bezel
Hands and dial: C3 Super-LumiNova® on all hands & indices
Bezel:
120 clicks, unidirectional rotatable with engraved 60-0
316L stainless steel with a black anodized aluminum insert
Case:
HexapleX® shock-resistant architecture
The movement is shielded with rubber shock-absorbers in a “floating” configuration and effectively protected from micro to big impacts on the watch.
HexapleX® seashell logo is laser engraved on the back of the top right lug and inside of the caseback
Discover more on the: HexapleX® shock-resistant architecture
Glass box sapphire crystal with inside anti-reflective coating
Water resistance: 15 ATM / 150 m
Hand finished polished and brushed 316L stainless steel
Screw-down crown
Dodecagon shaped screw-down caseback
Drilled lugs for easy strap changes
Dimensions:
40 mm diameter x 48 mm lugs to lugs x 13 mm thickness
20 mm lug width
Assembled in France
Delivered with a green canvas & leather watch pouch

AUTOMATIC MOVEMENT

The Skindiver Decompression MN90 is an automatic watch powered by the Citizen / Miyota 8315.

Citizen / Miyota 8315
Functions: hours, minutes, central seconds and hacking-second
Power reserve: approximately 60 hours fully wound
Winding: Automatic / self-winding & hand-winding
Finish: Geneva pattern and blue screws
Frequency: 21600 per hour
Jewels: 21 pcs
In-house modifications and operations
Disassembly of the date disk to make the movement "No date"
Control and setting with a tolerance of ±15 seconds per day and a beat error of 0.6 ms

TROPIC RUBBER STRAP or BEAD OF RICE BRACELET 

The Skindiver Decompression Automatic MN90 is delivered with a choice of a black, sky blue, or yellow Tropic Rubber Strap, or a 316L stainless steel beads-of-rice bracelet.

SPECIFICATIONS OF THE "TROPIC" RUBBER STRAP

Dimension & Size:
Long part length: 120 mm
Short part length: 75 mm
Lug width: 20 mm
Buckle width: 16 mm
Spring-bars: "Fat" Ø 2 mm
Material:
Oil Resistant - Won't be damaged by lubricant or sunscreen
Water-Resistant - Ocean ready
NBR Rubber Strap
316L Stainless Steel Buckle
Color: Black, sky blue, or yellow
Delivered with 3 loops, you can choose to use either:
Two skinny loops of 6 mm
One large loop of 12 mm

SPECIFICATIONS OF THE STEEL BEADS-OF-RICE BAND

Full brushed finish
316L stainless steel
Machine milled and hand-brushed links⁠
Quick-release spring-bars - Fast strap and bracelet change
Solid deployant clasp
Double pusher lock - Easy to operate while safe from accidental openings
5 micro-adjustment positions
Dimensions & Size:
Total length: 21 cm - Fit wrists up to 24.5 cm
Bracelet width at lugs: 20 mm
Bracelet width at buckle: 16 mm
Buckle width: 17.5 mm
Buckle length: 35 mm

36-MONTH WARRANTY

Wolbrook watches come with a 36-month warranty starting from the date of receipt.

We take pride in the design, high-quality components, and professional assembly of our watches in France. If something goes wrong, we’ll repair or replace your watch at no additional cost.

The warranty covers manufacturing and material defects but excludes:
Damages from improper use, negligence, accidents, or non-compliance with the Owner’s Manual.
Wear and tear (e.g., scratches on steel or Hesalite).
Natural aging of materials like nylon or leather.