Side by side

Christopher Ward C1 Moonphase 40vsSeiko Prospex SPEEDTIMER

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

C1 Moonphase 40
Christopher WardC1 Moonphase 40
MSRP $2,850
Prospex SPEEDTIMER
SeikoProspex SPEEDTIMER
MSRP $3,000

At a glance

15 of 29 specs differ
Diameter
C1 Moonphase 4040mm
Prospex SPEEDTIMER42.5mm
Power Reserve
C1 Moonphase 4038h
Prospex SPEEDTIMER45h
Water Resistance
C1 Moonphase 4030m
Prospex SPEEDTIMER100m
MSRP
C1 Moonphase 40$2,850
Prospex SPEEDTIMER$3,000

Full specifications

Case

5 specs
Category
Chronograph
Diameter
40mm
42.5mm
Thickness
13.3mm
15.1mm
Lug-to-Lug
47.9mm
50mm
Water Resistance
30m
100m

Crystal & Dial

4 specs
Crystal Shape
Flat
Curved
AR Coating
Inner
Anti-reflective coating on inner surface
Dial Color
Blue
Black
Lume
SLN X1 WL C1
LumiBrite on hands and index(es)

Movement

5 specs
Caliber
SW220-1
8R46
Beat Rate
4 vph
28,800 vph
Power Reserve
38h
45h
Jewels
26
34
Complications
Moonphase
None

Pricing

1 specs
MSRP
$2,850
$3,000

Follow this matchup

Get a note when Christopher Ward C1 Moonphase 40 vs Seiko Prospex SPEEDTIMER gets more votes, a community discussion, or a price drop. No account needed.

What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Christopher Ward C1 Moonphase 40

Owners widely praise the Christopher Ward C1 Moonphase 40 for its stunning aventurine dial and prominent, lumed moon, with one owner calling it a 10/10 for moon display. However, the lack of dial indices and lumed hands makes time-telling difficult, and the seconds hand is considered largely meaningless for precise tracking. Accuracy averages +2.3 seconds per day with a 38-hour power reserve. On balance, owners view the Christopher Ward C1 Moonphase 40 as a showpiece dress watch for occasional wear, rather than a tool for precise timekeeping, due to its striking dial and moon complication.

Seiko Prospex SPEEDTIMER

Owners widely praise the Seiko Prospex SPEEDTIMER for its attractive vintage-inspired design and compact 39mm size, with one owner finding the red dial unique and gorgeous. Reviewers and owners note the solar-powered quartz movement, with one owner considering $700 expensive for this specification and another wishing for a thinner case. The SPEEDTIMER is described as a sturdy and reliable everyday watch, though one owner questioned its resale value. Overall, owners and reviewers appreciate the Seiko Prospex SPEEDTIMER for its stylish, compact design and solar functionality, despite some finding the price point and case thickness slightly high.

Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.