Side by side

Halios Seaforth IVvsYema Wristmaster Slim Small Seconds CMM.29

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

Seaforth IV
HaliosSeaforth IV
MSRP $765
Wristmaster Slim Small Seconds CMM.29
YemaWristmaster Slim Small Seconds CMM.29
MSRP $2,249

At a glance

10 of 29 specs differ
Diameter
Seaforth IV40mm
Wristmaster Slim Small Seconds CMM.2939mm
Power Reserve
Seaforth IV40h
Wristmaster Slim Small Seconds CMM.2940h
Water Resistance
Seaforth IV200m
Wristmaster Slim Small Seconds CMM.29100m
MSRP
Seaforth IV$765
Wristmaster Slim Small Seconds CMM.29$2,249

Full specifications

Case

6 specs
Category
Diver
Dress
Diameter
40mm
39mm
Thickness
12.4mm
9mm
Lug-to-Lug
46.5mm
Material
Titanium
Stainless Steel
Water Resistance
200m
100m

Crystal & Dial

2 specs
Crystal
Sapphire (double-domed)
Sapphire
Dial Color
Blue
Black

Movement

1 specs
Caliber
Sellita SW200-2
Yema CMM.29

Pricing

1 specs
MSRP
$765
$2,249

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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.

Halios Seaforth IV

Owners widely praise the Halios Sunburst Blue for its perfect 40mm size, stunning sunburst dial, and excellent lume, with one owner calling it Halios's best effort and a potential "Omega AT killer." The ETA 2824 movement is noted as running smoothly, and the watch is considered a great value with strong resale. Some owners desire larger sizes or different dial colors, and one reviewer found the Sinn 556i more versatile. The sapphire bezel is described as tall and flat, which is a point of contention for some. Overall, owners rate the Halios Sunburst Blue highly for its design, size, and value.

From video reviewers

The sunburst blue dial is a standout feature. Limited water resistance is a shared concern.

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.

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