Side by side

Serica Ref. 5303 Diving ChronometervsHamilton Jazzmaster Day Date Auto

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
Jazzmaster Day Date Auto
HamiltonJazzmaster Day Date Auto
MSRP $1,045

At a glance

12 of 29 specs differ
Diameter
Ref. 5303 Diving Chronometer39mm
Jazzmaster Day Date Auto40mm
Power Reserve
Ref. 5303 Diving Chronometer42h
Jazzmaster Day Date Auto80h
Water Resistance
Ref. 5303 Diving Chronometer300m
Jazzmaster Day Date Auto50m
MSRP
Ref. 5303 Diving Chronometer$1,768
Jazzmaster Day Date Auto$1,045

Full specifications

Case

5 specs
Category
Diver
Dress
Diameter
39mm
40mm
Thickness
12.2mm
11.52mm
Lug-to-Lug
46.5mm
46mm
Water Resistance
300m
50m

Crystal & Dial

3 specs
AR Coating
Yes
Inner
Dial Color
Enamel Black
Black
Lume
Super-LumiNova
None

Movement

3 specs
Caliber
M100 COSC
H-40
Power Reserve
42h
80h
Complications
COSC
None

Pricing

1 specs
MSRP
$1,768
$1,045

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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.

Hamilton Jazzmaster Day Date Auto

Owners widely praise the Hamilton Jazzmaster Day Date Auto for its versatility as an everyday and business-casual timepiece. One owner specifically notes it felt the best on their wrist after trying multiple options. On balance, owners rate the Hamilton Jazzmaster Day Date Auto highly for its comfortable wearability and suitability for various occasions.

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