Vulcain Skindiver Mark II Review & Specs: New COSC Swiss Dive Watch

⏱ 7-9 min read 
📅 Updated Nov 2026 
🔍 1 Watch Reviewed 

The Vulcain Skindiver Mark II is a compact Swiss dive watch that pairs vintage-inspired looks with serious hardware: a COSC-certified Soprod M300 automatic movement, 300 m of water resistance, a ceramic bezel and a 60-hour power reserve, all in a 39 mm case from ~$2,330.

Vulcain Skindiver Mark II on Rice Bracelet With Black Dial


Best for: enthusiasts who want a modern, certified-accurate diver with a vintage mood and a genuine choice of color.

Think twice if: you want a slim, dressy profile (the case is 13.2 mm thick) or a large, dominant wrist presence.

Bottom line: On paper, this is one of the most complete spec sheets you’ll find on a Swiss dive watch at this price. The remaining question is how it wears, and only time on the wrist can answer that.


Beyond the Surface: Meet the New Vulcain Skindiver Mark II

Some watches shout. The Vulcain Skindiver Mark II prefers to slip in quietly, the way a freediver slips beneath winter water. Vulcain’s launch campaign, “Beyond the Surface,” is built around cold air, open water and snowy ridgelines, and the watch backs up the mood with numbers that deserve attention.

Here’s the short version. It’s a 39 mm stainless steel Swiss dive watch with a Soprod M300 automatic movement certified as a chronometer by COSC, a 300 m water resistance rating, and five dial colours: black, green, blue, beige and grey. Early access opens on 23 November 2026, with the official launch following on 24 November.


Vulcain Skindiver Mark II Specs at a Glance

Specification Details
Model Vulcain Skindiver Mark II
Case material Vertically brushed 316L stainless steel
Case diameter 39 mm
Case thickness 13.2 mm
Crystal Domed sapphire
Caseback Sapphire, with Vulcain-decorated rotor
Bezel Black ceramic, 120-click unidirectional
Dial Two-level, white Swiss Super-LumiNova
Dial colours Black, green, blue, beige, grey
Movement Soprod M300, automatic
Certification COSC chronometer
Frequency 28,800 vibrations per hour (4 Hz)
Power reserve 60 hours
Water resistance 30 ATM / 300 m / 1,000 ft
Strap and bracelet options Black rubber, vintage steel, beads-of-rice steel
Price From ~$2,330 (CHF 1,950)
Availability Early access 23 November 2026; official launch 24 November 2026

The Soprod M300 Movement: COSC Accuracy and a 60-Hour Power Reserve

The most compelling part of the Skindiver Mark II is what’s inside it. The Soprod M300 is a Swiss automatic movement beating at 28,800 vibrations per hour, which gives the seconds hand a smooth, fine sweep. Vulcain quotes a 60-hour power reserve, so taking the watch off on Friday evening still leaves it running on Monday morning.

Vulcain Skindiver Mark II on Rubber Band With Blue Dial

Then there’s the certificate. This is a COSC-certified dive watch, meaning the movement was independently tested by the Official Swiss Chronometer Testing Institute before it was cased. That testing runs for about two weeks across different positions and temperatures, and certified movements must keep an average daily rate between −4 and +6 seconds. For a watch you might wear on a cold ski tour one weekend and a sailing trip the next, that’s reassuring precision rather than a marketing flourish.

You also get to enjoy the movement. The sapphire caseback reveals a Vulcain-decorated rotor, a small touch that makes a tool watch feel like proper Swiss watchmaking every time you turn it over.


Case, Size and Wearability: Why 39 mm Works

The Skindiver Mark II uses a vertically brushed 316L stainless steel case measuring 39 mm across and 13.2 mm thick, topped with a domed sapphire crystal. A 39 mm dive watch hits a sweet spot: big enough to read at a glance, small enough to disappear under a jacket cuff when you’re layering up for a winter hike. It also echoes the proportions of classic 1960s divers, which suits Vulcain’s heritage-minded approach.

The thickness is worth a mention. At 13.2 mm, this is a substantial case for its diameter, which isn’t unusual for a diver with a domed crystal, a sapphire caseback and a 300 m rating. Expect a sturdy, planted feel rather than a slim one. Vulcain’s launch page doesn’t list lug-to-lug length, so that’s the number to confirm if you have a smaller wrist.


300 m Water Resistance and a Ceramic Bezel: A Dive Watch That Means It

The Skindiver Mark II is rated to 30 ATM, or 300 metres (1,000 feet). That’s far beyond what most people will ever ask of a watch, and that’s the point: the margin is what lets you stop thinking about it while snorkelling, freediving, swimming or sailing. The name itself is a nod to skin diving, the breath-hold, no-tank side of the sport.

Vulcain Skindiver Mark II on Rice Bracelet With Green Dial

The black ceramic bezel has 120 clicks and turns in one direction only. That’s the classic dive-watch safeguard: if the bezel is knocked accidentally, it can only shorten your apparent remaining time, never lengthen it. Ceramic also resists scratches and fading far better than most aluminium inserts.

Legibility gets proper attention too. The two-level dial carries white Swiss Super-LumiNova, which should make the time easy to read in murky water, at dawn on a trailhead, or on a dark night watch.


Five Dials, Three Ways to Wear It

One of the smartest things about this launch is the choice. Vulcain offers five dial colours and three ways to wear them: a black rubber strap, a vintage steel bracelet, or a beads-of-rice steel bracelet. Here’s how the launch page presents each dial:
Dial colour Configuration shown Price shown
Black Vintage steel bracelet ~$2,640
Green Beads-of-rice steel bracelet ~$2,470
Blue Black rubber strap ~$2,330
Beige Black rubber strap ~$2,330
Grey Beads-of-rice steel bracelet ~$2,470

The prices appear to follow the strap or bracelet rather than the dial, with rubber the most affordable and the vintage steel bracelet the most expensive. Check Vulcain’s page for the exact price of the combination you want.

Vulcain Skindiver Mark II on Steel Bracelet With Beige Dial

As for choosing, it’s partly personality. Black is the timeless, go-anywhere option, while blue and green lean toward the classic dive-watch palette. Beige and grey are the more distinctive picks, and they’re the ones most likely to start conversations. The rubber strap makes sense if the water is your priority; a beads-of-rice bracelet brings a mid-century feel that suits the vintage styling especially well.


Vulcain Skindiver Mark II vs. the Skindiver Nautique

Vulcain’s Skindiver line isn’t new. The brand revived the Skindiver Nautique in 2023, drawing on a Vulcain model from 1960, and it has since expanded the family with a Skindiver Chronograph. 

Vulcain Skindiver Nautique Gold & Black

Vulcain Skindiver Nautique (Ref. 661170A07.BOR200) Gold & Black

The Mark II is easiest to understand next to that earlier three-hander, using the figures published at its launch:
Feature Skindiver Nautique (2023) Skindiver Mark II
Case diameter 38 mm 39 mm
Movement ETA 2824 Soprod M300
Chronometer certification No COSC
Power reserve 38 hours 60 hours
Water resistance 200 m 300 m
Starting price ~$1,780 (CHF 1,490) ~$2,330 (CHF 1,950)

The pattern is clear. For roughly $550 more at the entry point, you get certified accuracy, about 22 more hours of power reserve and an extra 100 meters of water resistance. Whether that’s worth it depends on how much you value the upgrades, but they’re all upgrades in areas that matter for a daily-wear diver.


Who Should Buy the Vulcain Skindiver Mark II?

This watch makes the most sense for three kinds of buyer. The first is the enthusiast who wants a COSC-certified Swiss automatic without stepping up into luxury-diver pricing. The second is the person who loves vintage dive watch design but wants modern reliability, a sapphire crystal and a ceramic bezel. The third is the active owner who actually plans to get the watch wet, whether that’s open-water swimming, freediving or a cold plunge after a long hike.

Vulcain Skindiver Mark II on Rice Bracelet With Grey Dial

If you want a thin watch for formal wear, or you prefer 42 mm-plus presence, this probably isn’t your match.

What We Like

• COSC chronometer certification on a Swiss dive watch from ~$2,330

• A generous 60-hour power reserve

• 300 m water resistance with a 120-click ceramic bezel

• A wearable 39 mm diameter

• Sapphire crystal and a sapphire caseback with a decorated rotor

• Five dial colours and three strap or bracelet options


What to Consider

• At 13.2 mm, the case is on the thicker side

• Lug-to-lug length isn’t published on the launch page

• Prices climb to ~$2,640 on the vintage steel bracelet

• Early access doesn’t guarantee availability

• Real-world wearing impressions are still to come


Price and Availability

The Skindiver Mark II starts at ~$2,330. Vulcain is offering early access on 23 November 2026, 24 hours before the official launch on 24 November. You can register your email and, optionally, your preferred dial on Vulcain’s official Skindiver Mark II page. One caveat from Vulcain itself: early access doesn’t reserve a watch or guarantee availability, so being ready on the day matters.


Vulcain Skindiver Mark II FAQ

How much does the Vulcain Skindiver Mark II cost?

Prices start at ~$2,330, with the configurations shown at launch ranging up to ~$2,640 depending on the strap or bracelet.

When is the Vulcain Skindiver Mark II released?

Early access begins on 23 November 2026, and the official launch is on 24 November 2026.

Is the Skindiver Mark II a real dive watch?

It has the hallmarks of one: 300 m of water resistance, a 120-click unidirectional ceramic bezel and a luminous dial with white Swiss Super-LumiNova.

What does COSC-certified mean?

COSC is the Official Swiss Chronometer Testing Institute. A COSC-certified movement has passed independent accuracy testing, with an average daily rate between −4 and +6 seconds.

What movement does the Skindiver Mark II use?

It uses the Soprod M300, an automatic movement that runs at 28,800 vibrations per hour and offers a 60-hour power reserve.

What size is the Skindiver Mark II?

The case is 39 mm in diameter and 13.2 mm thick.


Final Verdict

The Vulcain Skindiver Mark II is a confident step forward for a line that already had plenty of vintage charm. Vulcain has taken the 1960s-inspired diver look and backed it with the things modern buyers actually care about: COSC-certified timekeeping, a 60-hour reserve, 300 m of water resistance, a ceramic bezel and a sapphire caseback, all wrapped in a 39 mm case that should suit a wide range of wrists.

Vulcain Skindiver Mark II on Rubber Band With Black Dial

The five dials and three strap options make it unusually personal for the price, and a starting point of ~$2,330 keeps the whole package approachable. The trade-offs are modest: a case that’s on the thicker side, and the usual need to try it on to judge the fit.

If you’ve been looking for a Swiss dive watch that’s equally at home on a snowy ridge, at the water’s edge and under a shirt cuff, the Skindiver Mark II belongs on your shortlist. Pick your dial, register for early access, and be ready on 23 November.


[photo credits: vulcain.ch]

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