Side by side

Monta OceankingvsYema Superman Tourbillon CMM.31 Limited Edition

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

Oceanking
MontaOceanking
MSRP $2,550
Superman Tourbillon CMM.31 Limited Edition
YemaSuperman Tourbillon CMM.31 Limited Edition
MSRP $13,000

At a glance

8 of 29 specs differ
Diameter
Oceanking40mm
Superman Tourbillon CMM.31 Limited Edition43mm
Power Reserve
Oceanking40h
Superman Tourbillon CMM.31 Limited Edition40h
Water Resistance
Oceanking305m
Superman Tourbillon CMM.31 Limited Edition300m
MSRP
Oceanking$2,550
Superman Tourbillon CMM.31 Limited Edition$13,000

Full specifications

Case

4 specs
Diameter
40mm
43mm
Thickness
11.7mm
Lug Width
22mm
Water Resistance
305m
300m

Crystal & Dial

2 specs
Crystal
Sapphire
Domed Sapphire
Dial Color
Blue
Steel

Movement

1 specs
Caliber
Monta M-22
Yema CMM.31 Tourbillon

Pricing

1 specs
MSRP
$2,550
$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.

Monta Oceanking

Owners and reviewers widely praise the Monta Oceanking for its refined aesthetics, excellent fit and finish for its price point, and comfortable, supple bracelet with a micro-adjustment clasp. The watch features a legible dial with enlarged luminous markers and hands, a well-done glossy and deep bezel, and a svelte sub-41mm case with a shorter lug-to-lug. Some owners note minor gripes with bezel alignment and movement accuracy, while one reviewer found the tapering crown tricky to grip and the bezel had slight play. The Sellita SW300 movement provides a power reserve of either 42 or 56 hours, depending on the source, and the watch includes a date at six o'clock. Overall, owners and reviewers rate the Monta Oceanking highly for its comfortable wearability and tool-focused, sportier stance.

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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