Christopher Ward C1 Moonglow vs C1 Moonphase: Which Moonphase Is Right For You?

Christopher Ward has built its reputation on giving collectors serious complications without the serious price tag, and nowhere is that clearer than in its moonphase watches. The C1 Moonglow vs C1 Moonphase question is one we get asked regularly at MVS Watches, because on paper the two watches look almost identical. Same case, same movement, same size. Look closer, though, and they are built to do very different jobs on the wrist.

This guide breaks down the real differences between the C1 Moonglow and C1 Moonphase, so you can work out which one actually suits how you want to wear a moonphase watch.

Two Takes on the Same Moon: Design Philosophy

Both watches share the same C1 Light-catcher case and the same JJ04 in-house moonphase module, so this comparison comes down to dial execution and character rather than engineering.

C1 Moonglow: Maximum Lunar Theatre

The Moonglow is the loud one. Its sapphire dial carries twin oversized moons, one shown through the display aperture and the other tucked behind smoked glass, both coated in a generous layer of Super-LumiNova. Instead of a conventional date window, a rotating lumed ring circles the dial and lines up with the current date, which means the whole watch face does something in the dark. It is a design built around spectacle, and it was one of the brand’s best-selling single models before the Bel Canto came along.

C1 Moonphase: Minimalist Elegance

The Moonphase strips almost everything away. There are no hour markers, no logo, nothing beyond the moon itself and a sparse handset laid over an aventurine dial. Aventurine is a glass infused with copper oxide flecks that mimics a night sky, and because it is essentially a natural material, no two dials look quite the same. The moon on the Moonphase is also 25 percent larger than the one on the Moonglow, occupying a large share of the dial. Where the Moonglow shows off, the Moonphase edits down to the single element that matters.

Christopher Ward C1 Moonglow

Case Dimensions and Wearability

Both watches use the same 40.5mm Light-catcher case, but the details underneath differ slightly.

C1 Moonglow:

  • Diameter: 40.5mm
  • Height: 12.90mm
  • Lug-to-lug: 47.9mm
  • Case weight: 68g (129g with the Consort bracelet fitted)
  • Water resistance: 3 ATM (30m)

C1 Moonphase 40:

  • Diameter: 40.5mm
  • Height: 13.3mm
  • Lug-to-lug: 47.9mm
  • Case weight: 67g (162g with the Consort bracelet fitted)
  • Water resistance: 3 ATM (30m)

Wrist feel: The Moonphase sits about 0.4mm taller on the wrist, largely down to its box-sapphire crystal on both sides of the case. In practice this is not something most people will notice day to day, and both wear as compact, wrist-friendly watches rather than oversized statement pieces. If a smaller case is the priority, Christopher Ward also offers the Moonphase in a 37mm version, which we cover further down.

Dial and Moonphase Complication Compared

This is where the two watches genuinely part ways. The Moonglow’s sapphire dial lets light pass through and shows off the case and movement architecture beneath it, with its two lumed moons doing the visual heavy lifting. The Moonphase’s aventurine dial is opaque and self-contained, with the sparkle coming from the material itself rather than from lume charge.

Neither approach is objectively better. The Moonglow rewards you in low light and after dark, when the lumed moons and date ring come alive. The Moonphase rewards you in daylight, where the aventurine catches and scatters light constantly, and its oversized moon is simply a bigger, more dominant complication.

Christopher Ward C1 Moonphase Celestial Dial | C1 Moonglow vs C1 Moonphase

Movement and Technical Specification

Underneath the dial, the two watches are mechanically identical. Both are built on a Sellita SW220-1 base with Christopher Ward’s own JJ04 moonphase module fitted in place of the standard date mechanism.

  • Movement: Sellita SW220-1 with JJ04 module
  • Jewels: 26
  • Power reserve: 38 hours
  • Frequency: 28,800 vph (4Hz)
  • Timing tolerance: +/-20 seconds per day
  • Moonphase accuracy: one day’s deviation every 128 years, provided the watch is kept wound

The JJ04 module is genuinely clever engineering. Rather than the moon jumping forward once every 24 hours like most moonphase complications, it moves continuously across the dial in step with the hour hand, which gives both watches a smoother, more deliberate feel in use.

The Date Function Difference

One point that often gets missed: the Moonglow has a functioning date display, built into that rotating lumed ring around the dial edge. The Moonphase does not. Its dial has been stripped back so completely that the date function was removed entirely in the name of keeping the aventurine uninterrupted. If you actually use the date on a watch day to day, that alone may settle the decision.

Materials and Bracelet Options

Both watches are built from brushed and polished marine-grade stainless steel and share the same specification sheet for finishing.

  • Case material: Stainless steel, brushed and polished
  • Crystal: Anti-reflective box sapphire
  • Bracelet: Consort, a five-link design with a butterfly clasp
  • Strap alternative: Fine Italian leather with quick-release pins
  • Rotor: DLC-coated with twin-flag engraving, visible through the exhibition caseback

Where they differ is dial material only. The Moonglow uses a sapphire dial in black, while the Moonphase uses an aventurine dial in a deep blue that Christopher Ward calls Aventurine Blue.

Who Should Choose the C1 Moonglow?

The Moonglow makes more sense if:

  • You want a watch that performs differently in daylight and in the dark
  • You use the date function regularly
  • You prefer a busier, more detailed dial layout
  • You like the idea of the sapphire dial showing hints of the movement architecture beneath it

Who Should Choose the C1 Moonphase?

The Moonphase is the better fit if:

  • You want the cleanest possible dial, with nothing beyond hands and moon
  • You are drawn to aventurine and want a dial that is genuinely unique to your watch
  • You want the larger of the two moon displays
  • You are comfortable giving up the date function for a purer design

Notable Variants Worth Considering

Christopher Ward has expanded both lines since their original launches, and a few variants are worth knowing about before you buy.

C1 Moonphase 37: A smaller-cased version of the Moonphase, bringing the same aventurine dial and JJ04 module into a 37mm case that suits smaller wrists far better than the standard 40.5mm model. Height comes in only marginally shorter than the 40.5mm version, but the reduced diameter makes a genuine difference in how it sits.

C1 Moonglow Limited Edition: A run of 80 pieces finished with a Midnight Blue dial rather than the standard black.

C1 Celestial Moonphase Limited Edition: Sold out collaboration between Christopher Ward and Mr Jones Watches.

Authentication and Buying Pre-Owned

Because both watches share so much of the same architecture, authentication points are largely the same across the pair.

  1. Confirm the movement is the correct Sellita SW220-1 with JJ04 module fitted, not a standard SW220
  2. Check the rotating date ring operates smoothly on the Moonglow, with no catching or misalignment against the outer scale
  3. Inspect the aventurine dial on the Moonphase for consistent depth and colour, since quality can vary between individual dials
  4. Verify the exhibition caseback engraving and serial number match the reference
  5. Check crown operation and threading, given the modest 30m water resistance on both models
  6. Confirm box, papers and original straps are present, particularly given the Consort bracelet’s quick-release fitting

At MVS Watches, every pre-owned Christopher Ward we list has gone through this kind of authentication before it reaches our site.

Christopher Ward Moonglow at MVS Watches

C1 Moonglow vs C1 Moonphase Conclusion

The C1 Moonglow and C1 Moonphase share a case, a movement and a price point, which makes this less a question of value and more a question of taste. The Moonglow is the more technically layered of the two, with its date function and light-reactive sapphire dial. The Moonphase is the purer design statement, built around one oversized, uninterrupted moon on a dial that no other watch can quite replicate.

Both represent Christopher Ward at its most inventive, and either is a serious moonphase watch at a fraction of what the complication costs elsewhere. Explore our current range of Christopher Ward watches at MVS Watches, or get in touch if you would like guidance on finding the right one for you.

Frequently Asked Questions

Do the C1 Moonglow and C1 Moonphase use the same movement?

Yes. Both are built on a Sellita SW220-1 base fitted with Christopher Ward’s in-house JJ04 moonphase module, giving identical power reserve, accuracy and jewel count.

Which watch has a date function?

Only the C1 Moonglow. Its rotating lumed date ring sits around the dial’s edge. The C1 Moonphase does not have a date display, as the dial was designed to be as uninterrupted as possible.

Can I change the strap on either watch?

Both models use a quick-release pin system on their leather straps and are also available on the Consort bracelet, so swapping between the two is straightforward.

Are the two watches the same size?

Both use the same 40.5mm case diameter and 47.9mm lug-to-lug. The Moonphase is marginally thicker at 13.3mm against the Moonglow’s 12.90mm, due to its box-sapphire crystal on both sides of the case.

Is there a smaller version of either watch?

Yes. Christopher Ward also produces the C1 Moonphase in a 37mm case for smaller wrists, using the same aventurine dial and JJ04 module.

External Resources and Further Reading

At MVS Watches, we bring the same expert authentication to every pre-owned Christopher Ward watch we sell. Also take a look at our guide to the Christopher Ward Atelier collection for more on the brand’s flagship pieces.

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