Side by side

Christopher Ward C1 Moonphase 37vsYema Superman Tourbillon CMM.31 Limited Edition

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

C1 Moonphase 37
Christopher WardC1 Moonphase 37
MSRP $3,050
Superman Tourbillon CMM.31 Limited Edition
YemaSuperman Tourbillon CMM.31 Limited Edition
MSRP $13,000

At a glance

16 of 29 specs differ
Diameter
C1 Moonphase 3744.07mm
Superman Tourbillon CMM.31 Limited Edition43mm
Power Reserve
C1 Moonphase 3738h
Superman Tourbillon CMM.31 Limited Edition40h
Water Resistance
C1 Moonphase 3730m
Superman Tourbillon CMM.31 Limited Edition300m
MSRP
C1 Moonphase 37$3,050
Superman Tourbillon CMM.31 Limited Edition$13,000

Full specifications

Case

7 specs
Category
Dress
Diver
Diameter
44.07mm
43mm
Thickness
13.1mm
11.7mm
Lug-to-Lug
44.07mm
Lug Width
20mm
22mm
Finish
Brushed + Polished
Brushed and polished
Water Resistance
30m
300m

Crystal & Dial

3 specs
Crystal
Sapphire
Domed Sapphire
Dial Color
Blue
Steel
Lume
SLN X1 WL C1
None

Movement

5 specs
Caliber
SW220
Yema CMM.31 Tourbillon
Beat Rate
4 vph
28,800 vph
Power Reserve
38h
40h
Jewels
26
25
Complications
Moonphase
None

Pricing

1 specs
MSRP
$3,050
$13,000

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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 37

Owners widely praise the Christopher Ward C1 Moonphase 37 for its aventurine dial and moon display, with one user awarding it a perfect score for its celestial theme. However, the lack of hour markers and lume-less hands make time-telling difficult, and hands can disappear against the dial. The COSC-certified movement averages +2.3 seconds per day, and the bracelet clasp is noted for comfort. The moonphase complication itself is reported by one owner to be inaccurate despite manufacturer attempts to correct it, though other users view such complications as primarily decorative. The 38-hour power reserve is considered short. Overall, owners rate the Christopher Ward C1 Moonphase 37 highly for its striking aventurine dial and moon focus, despite challenges with legibility and the practical accuracy of its moonphase complication.

Yema Superman Tourbillon CMM.31 Limited Edition

Owners praise the Yema Superman Tourbillon CMM.31 Limited Edition as an incredible and crazy watch, appreciating its unnecessary tourbillon complication and impressive specifications at a remarkable price point. The titanium construction contributes to comfort despite the 43mm case size. One reviewer notes the bracelet clasp's extension system is somewhat crude. On balance, owners and reviewers rate the Yema Superman Tourbillon CMM.31 Limited Edition highly for its compelling tourbillon feature at an accessible price.

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