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Darkmoon Kama PVD — on a clear background
Watches · U-Boat

Darkmoon Kama PVD

Ref. 3339 · In the case
The U-BOAT Darkmoon Kama PVD Grey turns light into an evolving expression of shadow through an innovative photochromic dial. As sunlight reaches the dial, its invisible photochromic element gradually darkens, shifting from light to deep grey and ultimately near-black. The effect transforms continuously with changing light, giving the watch a different character throughout the day. Encased in grey PVD, the Darkmoon Kama brings U-BOAT’s experimental Italian design into a distinctly contemporary form.
Price on requestSpoken for in person · service for life
  • Manufacture CalibreQuartz
  • IndependentFounded 1942, Revived 2000
  • DialGrey
  • StrapStrap
  • Service for lifeThrough Palladio, in person
Why we carry it

A watch that changes with the light.

The Darkmoon Kama takes U-BOAT’s experimental spirit in an unexpected direction. Its photochromic dial responds to sunlight, gradually shifting from light to deep grey and near-black.

The grey PVD case keeps the design restrained while the dial does the work. It is a technical idea made visible — without relying on conventional decoration.

We carry it for clients who want something genuinely different: a watch that does not simply reflect the light, but reacts to it.

The movement

Swiss quartz precision, immersed in oil.

The Ronda 762 quartz movement brings dependable Swiss precision to the Darkmoon Kama, housed within U-BOAT’s distinctive oil-filled construction. Lubricated by an oil bath, the movement complements the watch’s technical character while maintaining accurate, reliable timekeeping.

Quartz keeps ownership straightforward: precise, dependable and low-maintenance. When service is required, we coordinate it through U-BOAT’s authorised service network.

Movement - Ronda 712.3 quartz

No Jewels - 5

No of Parts - NA

Type
Swiss automatic mechanical
Specifications

The watch, by the number.

The case

Diameter
44 mm
Thickness
NA
Lug width
NA
Material
AISI 316L stainless steel
Finishing
Polished stainless steel, Hypercurve construction
Crystal
High quality curved sapphire
Case back
Locking ring system with quick battery replacement

The Dial & Functions

Colour
Grey
Material
Photochromic metal
Finish/pattern
Grey photochromic finish that reacts to UV/sunlight
Indices
Arabic numerals and hour markers treated with white Super-LumiNova
Hands
Metal arrow-shaped hands, filled with white Super-LumiNova
Seconds
Central seconds
Functions
hours, minutes, time setting button on the back of the case

Bracelet & Water Resistance

Clasp
Stainless steel pin buckle
Crown
Oversized crown positioned at 9 o’clock
Water Resistance
5 ATM, 50 metres
For the life of the watch

A relationship, not a transaction.

Every watch we sell stays close to us. We organise servicing, source straps, and answer the telephone ourselves — for as long as the watch is yours, and the wrist after that.

i.
Service, organised through us

When the time comes, we arrange the full service through U-Boat and handle the shipping both ways.

ii.
Straps & bracelets, for life

Replacement straps and bracelets at cost, in any material the manufacture offers, fitted in person at the bench.

iii.
One person, not a call centre

You speak to Jason — for a warranty question, a service interval, or simply a second opinion — for as long as you own the watch.

Begin a viewing

Hold it once. Turn it over.

A watch makes more sense in the hand than on a screen — particularly through the sapphire back. Book a viewing at 900 West Hastings St., Vancouver and we will put a loupe in your hand.

Begin a viewing →