Side by side

Oak & Oscar The Jackson Big EyevsYema Wristmaster Slim Small Seconds CMM.29

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

The Jackson Big Eye
Oak & OscarThe Jackson Big Eye
MSRP $3,150
Wristmaster Slim Small Seconds CMM.29
YemaWristmaster Slim Small Seconds CMM.29
MSRP $2,249

At a glance

16 of 29 specs differ
Diameter
The Jackson Big Eye40mm
Wristmaster Slim Small Seconds CMM.2939mm
Power Reserve
The Jackson Big Eye60 hoursh
Wristmaster Slim Small Seconds CMM.2940h
Water Resistance
The Jackson Big Eye50m
Wristmaster Slim Small Seconds CMM.29100m
MSRP
The Jackson Big Eye$3,150
Wristmaster Slim Small Seconds CMM.29$2,249

Full specifications

Case

6 specs
Category
Chronograph
Dress
Diameter
40mm
39mm
Thickness
14mm
9mm
Lug-to-Lug
46.4mm
Finish
Brushed
Brushed and polished
Water Resistance
50m
100m

Crystal & Dial

5 specs
Crystal Shape
Double-domed
Flat
AR Coating
Underside
Inner
Dial Color
White
Black
Indices
Baton
Applied
Lume
Super-LumiNova
None

Movement

4 specs
Caliber
Eterna Caliber 39 (Cal. 3907M)
Yema CMM.29
Type
Manual
Automatic
Beat Rate
4 vph
28,800 vph
Power Reserve
60 hoursh
40h

Pricing

1 specs
MSRP
$3,150
$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.

Oak & Oscar The Jackson Big Eye

Oak & Oscar The Jackson Big Eye is praised for its balanced design and fine details, featuring a prominent "Big Eye" 30-minute sub-register for improved readability, reminiscent of vintage chronographs. It is powered by the Eterna EMC 3907M manual wind movement with a 60-hour power reserve, column wheel, and flyback function, housed in a 40mm stainless steel case. This limited edition of 50 pieces was priced at $3,150 and included two Horween leather straps and a wallet. On balance, reviewers highlight the Jackson Big Eye's enthusiast-spec chronograph function and readable subdial as key strengths.

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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