Side by side

NOMOS Glashütte Tetra 27 duovsYema Wristmaster Slim Small Seconds CMM.29

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

Tetra 27 duo
NOMOS GlashütteTetra 27 duo
MSRP $2,090
Wristmaster Slim Small Seconds CMM.29
YemaWristmaster Slim Small Seconds CMM.29
MSRP $2,249

At a glance

17 of 29 specs differ
Diameter
Tetra 27 duo27.5mm
Wristmaster Slim Small Seconds CMM.2939mm
Power Reserve
Tetra 27 duo53 hoursh
Wristmaster Slim Small Seconds CMM.2940h
Water Resistance
Tetra 27 duo50m
Wristmaster Slim Small Seconds CMM.29100m
MSRP
Tetra 27 duo$2,090
Wristmaster Slim Small Seconds CMM.29$2,249

Full specifications

Case

7 specs
Diameter
27.5mm
39mm
Thickness
6.1mm
9mm
Lug-to-Lug
38.5mm
Lug Width
18mm
20mm
Finish
Brushed and polished
Water Resistance
50m
100m
Caseback
Solid

Crystal & Dial

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

Movement

5 specs
Caliber
DUW 4001
Yema CMM.29
Type
Manual
Automatic
Beat Rate
21,600 vph
28,800 vph
Power Reserve
53 hoursh
40h
Jewels
17
25

Pricing

1 specs
MSRP
$2,090
$2,249

Follow this matchup

Get a note when NOMOS Glashütte Tetra 27 duo vs Yema Wristmaster Slim Small Seconds CMM.29 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.

NOMOS Glashütte Tetra 27 duo

Owners widely praise the NOMOS Glashütte Tetra 27 duo for its ideal small and light wearing dimensions, beautiful dial that shifts with lighting, and gorgeous blued hands, with some finding its 27mm size perfect for vintage preferences. The watch is noted for its precise, Art Deco-inspired design and good finishing. However, some owners and reviewers consider the 27.5mm size too small, labeling it a women's watch, though others find it unisex and note its square shape can make it wear larger. One owner flags the buckle as disappointingly generic and the grey suede strap as prone to getting dirty. Overall, owners and reviewers highly regard the NOMOS Glashütte Tetra 27 duo for its elegant design and comfortable wearability at its price point.

Yema Wristmaster Slim Small Seconds CMM.29

Owners widely praise the Yema Wristmaster Slim Small Seconds CMM.29 for its slim 9.5mm case, unique nature-inspired dial, and brushed steel finish. The micro-rotor movement is noted for its 4Hz beat rate and 42-hour power reserve, regulated to -/+ 10 seconds per day. Some owners report concerns regarding the movement and warranty process, while a reviewer questioned the value proposition at its price point and noted minor finishing inconsistencies on a prototype. On balance, the Yema Wristmaster Slim Small Seconds CMM.29 is highly regarded by owners for its distinctive design and comfortable wearability.

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.