Side by side

Christopher Ward C1 Moonphase 40vsGrand Seiko SBGE307

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
SBGE307
Grand SeikoSBGE307
MSRP $11,500

At a glance

17 of 29 specs differ
Diameter
C1 Moonphase 4040mm
SBGE30744.5mm
Power Reserve
C1 Moonphase 4038h
SBGE30772h
Water Resistance
C1 Moonphase 4030m
SBGE307200m
MSRP
C1 Moonphase 40$2,850
SBGE307$11,500

Full specifications

Case

7 specs
Category
GMT
Diameter
40mm
44.5mm
Thickness
13.3mm
14.9mm
Lug-to-Lug
47.9mm
50mm
Lug Width
20mm
23mm
Material
Stainless Steel
Titanium
Water Resistance
30m
200m

Crystal & Dial

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

Movement

6 specs
Caliber
SW220-1
9R66
Type
Automatic
Spring Drive
Beat Rate
4 vph
28,800 vph
Power Reserve
38h
72h
Jewels
26
25
Complications
Moonphase
None

Pricing

1 specs
MSRP
$2,850
$11,500

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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 SBGE307

The Grand Seiko SBGE307 is praised for its unique "lion's mane" textured ivory dial and angular, modern titanium case featuring Zaratsu polishing. Reviewers highlight the aggressive, claw-shaped lugs and the contrasting hairline finishing, as well as the brownish-red GMT hand as a notable accent. The watch is powered by the 9R66 Spring Drive movement, offering a 72-hour power reserve and accuracy rated at +/- 15 seconds per month by one source, and +/- 1 second per day by another. It is priced at $10,700 USD and offers 200m water resistance. On balance, reviewers find the Grand Seiko SBGE307 to be a striking timepiece distinguished by its textured dial and sharp case finishing.

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