Side by side

Christopher Ward C1 Moonphase 40vsGrand Seiko SLGW007

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
SLGW007
Grand SeikoSLGW007
MSRP $10,000

At a glance

14 of 29 specs differ
Diameter
C1 Moonphase 4040mm
SLGW00738.6mm
Power Reserve
C1 Moonphase 4038h
SLGW00780h
Water Resistance
C1 Moonphase 4030m
SLGW00730m
MSRP
C1 Moonphase 40$2,850
SLGW007$10,000

Full specifications

Case

4 specs
Category
Dress
Diameter
40mm
38.6mm
Thickness
13.3mm
9.95mm
Lug-to-Lug
47.9mm
45mm

Crystal & Dial

3 specs
AR Coating
Inner
Yes
Dial Color
Blue
Black
Lume
SLN X1 WL C1
None

Movement

6 specs
Caliber
SW220-1
9SA4
Type
Automatic
Manual
Beat Rate
4 vph
28,800 vph
Power Reserve
38h
80h
Jewels
26
25
Complications
Moonphase
None

Pricing

1 specs
MSRP
$2,850
$10,000

Follow this matchup

Get a note when Christopher Ward C1 Moonphase 40 vs Grand Seiko SLGW007 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.

Grand Seiko SLGW007

Grand Seiko SLGW007 owners and reviewers praise its compact 38.6mm x 9.95mm Evolution 9 case and the textured "Moonlit Birch" dial, described as moody, elegant, and captivating. The technically credible 9SA4 hand-wound movement with an 80-hour power reserve is also highlighted. Its 30m water resistance and lack of lume are noted as appropriate for a dress watch. Overall, owners and reviewers rate the Grand Seiko SLGW007 highly for its refined case, captivating dial, and updated movement.

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.