Side by side

Oak & Oscar The Jackson Big EyevsSeiko Prospex SPEEDTIMER Mechanical

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
Prospex SPEEDTIMER Mechanical
SeikoProspex SPEEDTIMER Mechanical
MSRP $995

At a glance

16 of 29 specs differ
Diameter
The Jackson Big Eye40mm
Prospex SPEEDTIMER Mechanical39.5mm
Power Reserve
The Jackson Big Eye60 hoursh
Prospex SPEEDTIMER Mechanical72h
Water Resistance
The Jackson Big Eye50m
Prospex SPEEDTIMER Mechanical200m
MSRP
The Jackson Big Eye$3,150
Prospex SPEEDTIMER Mechanical$995

Full specifications

Case

5 specs
Diameter
40mm
39.5mm
Thickness
14mm
12mm
Lug-to-Lug
46.4mm
44.5mm
Finish
Brushed
Brushed and polished
Water Resistance
50m
200m

Crystal & Dial

5 specs
Crystal Shape
Double-domed
Curved
AR Coating
Underside
Anti-reflective coating on inner surface
Dial Color
White
Black
Indices
Baton
Applied
Lume
Super-LumiNova
LumiBrite on hands and index(es)

Movement

5 specs
Caliber
Eterna Caliber 39 (Cal. 3907M)
6R55
Type
Manual
Automatic
Beat Rate
4 vph
28,800 vph
Power Reserve
60 hoursh
72h
Jewels
25
24

Pricing

1 specs
MSRP
$3,150
$995

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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.

Seiko Prospex SPEEDTIMER Mechanical

The Seiko Prospex SPEEDTIMER Mechanical is praised for its visually appealing design and comfortable wearability, with owners frequently using its chronograph function for daily tasks. Reviewers note its clean dial layout and LumiBrite treated hands and markers, and one source highlights the 72-hour power reserve of the 6R55 movement. However, some owners criticize its chronograph functionality and the 24-hour subdial. On balance, owners and reviewers rate the Seiko Prospex SPEEDTIMER Mechanical highly for its daily usability and refined aesthetics.

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