Side by side

Serica Ref. 5303 Diving ChronometervsOak & Oscar The Jackson

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

Ref. 5303 Diving Chronometer
SericaRef. 5303 Diving Chronometer
MSRP $1,768
The Jackson
Oak & OscarThe Jackson
MSRP $2,850

At a glance

16 of 29 specs differ
Diameter
Ref. 5303 Diving Chronometer39mm
The Jackson40mm
Power Reserve
Ref. 5303 Diving Chronometer42h
The Jackson60 hoursh
Water Resistance
Ref. 5303 Diving Chronometer300m
The Jackson50m
MSRP
Ref. 5303 Diving Chronometer$1,768
The Jackson$2,850

Full specifications

Case

6 specs
Category
Diver
Chronograph
Diameter
39mm
40mm
Thickness
12.2mm
14.5mm
Lug-to-Lug
46.5mm
46.4mm
Finish
Brushed and polished
Brushed
Water Resistance
300m
50m

Crystal & Dial

4 specs
Crystal Shape
Flat
Double-domed
AR Coating
Yes
Underside
Dial Color
Enamel Black
Grey
Indices
Applied
Baton

Movement

5 specs
Caliber
M100 COSC
Eterna Caliber 39 (Cal. 3916M)
Type
Automatic
Manual
Beat Rate
28,800 vph
4 vph
Power Reserve
42h
60 hoursh
Complications
COSC
None

Pricing

1 specs
MSRP
$1,768
$2,850

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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.

Serica Ref. 5303 Diving Chronometer

Owners widely praise the Serica Ref. 5303 Diving Chronometer for its excellent wearability, definitive style, and smooth, confident bezel action. The dual scale on the bezel is noted as surprisingly useful, and the crown action, winding, and hacking are reported to work perfectly. One owner describes the Serica 5303-3 as gorgeous and unique, though another notes the crown can appear comically large. On balance, owners rate the Serica Ref. 5303 Diving Chronometer highly for its blend of unique design and robust functionality.

Oak & Oscar The Jackson

Oak & Oscar The Jackson is a 40mm flyback chronograph praised for its balanced design and fine details, with reviewers highlighting the readability of the dial, particularly the new blue option and the 12-hour stacked subdial. The watch features a modular Eterna caliber movement, with one version utilizing the 3916M and another the 3907M, and is housed in a 40mm steel case. It is priced at $3,150 and includes two Horween leather straps and a watch wallet. On balance, reviewers find Oak & Oscar The Jackson to be a sporty, subtle chronograph with a comfortable wearability and an easy-to-read dial.

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