Side by side

Serica Ref. 5303 Diving ChronometervsChristopher Ward C60 Pro 300 Vintage

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
C60 Pro 300 Vintage
Christopher WardC60 Pro 300 Vintage
MSRP $1,550

At a glance

16 of 29 specs differ
Diameter
Ref. 5303 Diving Chronometer39mm
C60 Pro 300 Vintage42mm
Power Reserve
Ref. 5303 Diving Chronometer42h
C60 Pro 300 Vintage38h
Water Resistance
Ref. 5303 Diving Chronometer300m
C60 Pro 300 Vintage300m
MSRP
Ref. 5303 Diving Chronometer$1,768
C60 Pro 300 Vintage$1,550

Full specifications

Case

7 specs
Diameter
39mm
42mm
Thickness
12.2mm
11.5mm
Lug-to-Lug
46.5mm
49.3mm
Lug Width
20mm
22mm
Material
Stainless Steel
Bronze
Finish
Brushed and polished
Brushed + Polished
Caseback
Solid
Display

Crystal & Dial

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

Movement

5 specs
Caliber
M100 COSC
SW200
Beat Rate
28,800 vph
4 vph
Power Reserve
42h
38h
Jewels
25
26
Complications
COSC
Moonphase, Day-date, Date

Pricing

1 specs
MSRP
$1,768
$1,550

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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.

Christopher Ward C60 Pro 300 Vintage

Owners widely praise the Christopher Ward C60 Pro 300 Vintage for its comfortable wearability, citing its 38mm size and 45mm lug-to-lug dimensions, along with a bracelet featuring on-the-fly adjustment and smooth articulation. Reviewers and owners alike highlight the bezel's premium feel with minimal backplay and crisp stops, and the crown operation is noted for its premium feel with no wobble. The dial's applied vintage lume markers and the watch's excellent lume are consistently lauded for legibility, with one owner noting their unit runs at +3 seconds per day. The Christopher Ward C60 Pro 300 Vintage offers significant value, particularly when on sale. Overall, owners and reviewers rate the Christopher Ward C60 Pro 300 Vintage highly for its comfortable size, excellent lume, and strong value proposition.

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