Side by side

Glycine Combat Sub SportvsSerica 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.

Glycine Combat Sub Sport

Owners widely praise the Glycine Combat Sub Sport for its exceptional thinness, with multiple sources noting profiles between 10.4mm and 11mm, comfortable wearability on a variety of wrist sizes due to its proportions and contoured lugs, and its value, especially when found under $400. Some owners highlight its refined finishing and unique, non-homage design, while others appreciate its ruggedness and durability, with one noting PVD coating remained flawless after three years of heavy use. Accuracy figures range from excellent, with one owner reporting only 2 seconds lost per day, to inconsistent power reserve and occasional reported issues with the movement and stem. The lume is described as subpar by some, though one owner found it marginally better than a Seiko SKX007. Reservations are occasionally raised regarding warranty service and the use of folded end links on the bracelet.

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

15 of 29 specs differ
Diameter
Combat Sub Sport39mm
Réf. 5303 PLD39mm
Power Reserve
Combat Sub Sport38h
Réf. 5303 PLD42h
Water Resistance
Combat Sub Sport300m
Réf. 5303 PLD300m
MSRP
Combat Sub Sport$1,850
Réf. 5303 PLD$1,974

Full specifications

Case

5 specs
Category
Diver
Thickness
11.2mm
12.2mm
Lug-to-Lug
46.5mm
Finish
Brushed and polished
Caseback
Solid

Crystal & Dial

5 specs
Crystal Shape
Flat
AR Coating
Inner
Dial Color
Black
Indices
Applied
Lume
Luminous
None

Movement

4 specs
Caliber
Sellita SW200-1
Soprod M100
Power Reserve
38h
42h
Jewels
26
25
Complications
Date
None

Pricing

1 specs
MSRP
$1,850
$1,974
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