Side by side

Hamilton Khaki Field MechanicalvsSerica Réf. 5303 PLD

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

What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Hamilton Khaki Field Mechanical

Owners widely praise the Hamilton Khaki Field Mechanical as an archetype of a field watch, highlighting its thin case, excellent finishing, and smooth winding action, with some calling it the best pure field watch available. The daily winding ritual is considered a charming aspect of ownership, and the branding is noted as tasteful and subtle. One owner specifically appreciates the lugs. A drawback cited is the highly reflective, non-AR-coated crystal, and accuracy ranges from -6 seconds per day to unspecified better performance. Overall, owners rate the Hamilton Khaki Field Mechanical highly for its rugged, all-business aesthetic and value as a quintessential field watch.

From video reviewers

The watch's pure field style design is a significant strength. The lume brightness is a shared weakness. Reviewers disagreed on the power reserve, with one stating 80 hours and another 46 hours.

Serica Réf. 5303 PLD

Owners widely praise the Serica Réf. 5303 PLD for its sophisticated design and refined finishing that exceeds its price point, noting its ability to blend dress and tool watch aesthetics and wear thinly under cuffs. One owner reports the screw-down crown has loosened during wear, raising concerns for dive-use integrity, while another questions the practicality of the no-deco dive scale for specialized diving. Reviewers find the 39mm case wears slightly small and note the mesh bracelet feels dainty for a military-themed watch. Overall, owners and reviewers rate the Serica Réf. 5303 PLD highly for its elegant finishing and versatile design that punches above its weight class.

At a glance

12 of 29 specs differ
Diameter
Khaki Field Mechanical36mm
Réf. 5303 PLD39mm
Power Reserve
Khaki Field Mechanical80h
Réf. 5303 PLD42h
Water Resistance
Khaki Field Mechanical100m
Réf. 5303 PLD300m
MSRP
Khaki Field Mechanical$725
Réf. 5303 PLD$1,974

Full specifications

Case

6 specs
Category
Field
Diameter
36mm
39mm
Thickness
10.2mm
12.2mm
Lug-to-Lug
46mm
46.5mm
Lug Width
18mm
20mm
Water Resistance
100m
300m

Crystal & Dial

2 specs
Crystal
Acrylic
Sapphire
Dial Color
Black

Movement

3 specs
Caliber
Hamilton H-50
Soprod M100
Type
Manual
Automatic
Power Reserve
80h
42h

Pricing

1 specs
MSRP
$725
$1,974
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