Side by side

Longines HYDROCONQUESTvsYema Wristmaster Slim CMM.20

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

HYDROCONQUEST
LonginesHYDROCONQUEST
MSRP $2,000
Wristmaster Slim CMM.20
YemaWristmaster Slim CMM.20
MSRP $2,117

At a glance

20 of 29 specs differ
Diameter
HYDROCONQUEST41mm
Wristmaster Slim CMM.2039mm
Power Reserve
HYDROCONQUEST72h
Wristmaster Slim CMM.2040h
Water Resistance
HYDROCONQUEST300m
Wristmaster Slim CMM.20100m
MSRP
HYDROCONQUEST$2,000
Wristmaster Slim CMM.20$2,117

Full specifications

Case

9 specs
Category
Diver
GMT
Diameter
41mm
39mm
Thickness
11.9mm
9mm
Lug-to-Lug
53.5mm
Lug Width
21mm
24mm
Material
Ceramic
316L Stainless Steel
Finish
Brushed and polished
Water Resistance
300m
100m
Caseback
Solid

Crystal & Dial

4 specs
Crystal Shape
Flat
AR Coating
Inner
Dial Color
Green
Black
Indices
Applied

Movement

6 specs
Caliber
L888.5
Yema CMM.20
Beat Rate
0 vph
28,800 vph
Power Reserve
72h
40h
Jewels
0
25
Hacking
No
Yes
Hand-winding
No
Yes

Pricing

1 specs
MSRP
$2,000
$2,117

Follow this matchup

Get a note when Longines HYDROCONQUEST vs Yema Wristmaster Slim CMM.20 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.

Longines HYDROCONQUEST

Owners widely praise the Longines Hydroconquest for its attractive sunburst blue dial and accurate timekeeping, with one owner reporting a loss of only 2 seconds per day. However, the bracelet is frequently criticized for lacking micro-adjustments and having pinch-prone links, and the screw-down crown is noted as inconvenient and difficult to operate by multiple owners. Some owners also flag the bezel action as ratchety with back play, and one owner found the lugs sharp and the overall design uncomfortable, leading them to sell the watch. On balance, owners appreciate the Longines Hydroconquest's aesthetic appeal and value, despite significant reservations about its bracelet and crown usability.

From video reviewers

The bezel action is praised for its smooth and precise rotation. Lume brightness is a shared weakness, found to be somewhat lacking. Reviewers disagreed on the watch's value proposition compared to alternatives.

Yema Wristmaster Slim CMM.20

The Yema Wristmaster Slim CMM.20 is widely praised for its compelling integrated bracelet design and comfortable 39mm wearability. Reviewers highlight its impressive value, featuring an in-house CMM.20 micro-rotor movement with a 70-hour power reserve, adjusted to -3/+7 seconds per day, all within a slim 9mm case. Some note the domed sapphire crystal can produce glare and the dial text is quite small. On balance, reviewers rate the Yema Wristmaster Slim CMM.20 highly for its integrated design and value proposition with a micro-rotor 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.