Side by side

Orient Bambino Open HeartvsYema Superman Tourbillon CMM.31 Limited Edition

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

Bambino Open Heart
OrientBambino Open Heart
MSRP $315
Superman Tourbillon CMM.31 Limited Edition
YemaSuperman Tourbillon CMM.31 Limited Edition
MSRP $13,000

At a glance

16 of 29 specs differ
Diameter
Bambino Open Heart40.5mm
Superman Tourbillon CMM.31 Limited Edition43mm
Power Reserve
Bambino Open Heart40h
Superman Tourbillon CMM.31 Limited Edition40h
Water Resistance
Bambino Open Heart30m
Superman Tourbillon CMM.31 Limited Edition300m
MSRP
Bambino Open Heart$315
Superman Tourbillon CMM.31 Limited Edition$13,000

Full specifications

Case

7 specs
Category
Diver
Diameter
40.5mm
43mm
Thickness
12mm
11.7mm
Lug-to-Lug
46mm
Lug Width
21mm
22mm
Water Resistance
30m
300m
Caseback
Display
Solid

Crystal & Dial

5 specs
Crystal
Mineral
Domed Sapphire
Crystal Shape
Flat
AR Coating
Inner
Dial Color
White
Steel
Indices
Applied

Movement

3 specs
Caliber
FT622
Yema CMM.31 Tourbillon
Beat Rate
21,600 vph
28,800 vph
Jewels
22
25

Pricing

1 specs
MSRP
$315
$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.

Orient Bambino Open Heart

Owners widely praise the Orient Bambino Open Heart for its dressy style, clean dial, and reliable in-house F6724 automatic movement with hacking and hand-winding. Reviewers and owners highlight its value proposition, with one owner noting it remains a regular wear even after acquiring pricier watches. Some owners find the build quality and stock strap less premium, with one noting the mineral crystal is prone to scratching and another that the movement can be noisy. The 21mm lug width is cited as making strap swapping slightly more complicated. Overall, owners and reviewers rate the Orient Bambino Open Heart highly for its dressy aesthetic and in-house movement at its price point.

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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