Side by side

Serica Ref. 5303 Diving ChronometervsWilliam Wood Valiant

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.

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.

William Wood Valiant

William Wood The Watch is praised for its fun, well-themed packages and unique design elements inspired by historical and heroic themes. Reviewers note impressive finishing and functional collector's boxes. One model features a 41mm stainless steel case and a Sellita SW510 movement with a 48-hour power reserve, while another has a 42mm bronze case with striking red accents. Design inspirations include fire alarm-themed exhibition casebacks, fire engine dashboard sub-dials, ship's engine order telegraph dials, and NYC skyline casebacks. On balance, William Wood The Watch is a well-finished, thematically rich offering for enthusiasts.

At a glance

14 of 29 specs differ
Diameter
Ref. 5303 Diving Chronometer39mm
Valiant41mm
Power Reserve
Ref. 5303 Diving Chronometer42h
Valiant
Water Resistance
Ref. 5303 Diving Chronometer300m
Valiant100m
MSRP
Ref. 5303 Diving Chronometer$1,768
Valiant$820

Full specifications

Case

6 specs
Diameter
39mm
41mm
Thickness
12.2mm
15mm
Lug-to-Lug
46.5mm
49mm
Lug Width
0mm
20mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
300m
100m

Crystal & Dial

4 specs
Crystal
Sapphire
Domed Sapphire
AR Coating
Yes
Dial Color
Enamel Black
Black
Lume
Super-LumiNova
None

Movement

3 specs
Caliber
M100 COSC
NH35
Power Reserve
42h
0h
Complications
COSC
None

Pricing

1 specs
MSRP
$1,768
$820
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