Side by side

Serica Ref. 5303 Diving ChronometervsFerro Race Master Chronograph

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
Race Master Chronograph
FerroRace Master Chronograph
MSRP $485

At a glance

14 of 29 specs differ
Diameter
Ref. 5303 Diving Chronometer39mm
Race Master Chronograph45.2mm
Power Reserve
Ref. 5303 Diving Chronometer42h
Race Master Chronograph40h
Water Resistance
Ref. 5303 Diving Chronometer300m
Race Master Chronograph50m
MSRP
Ref. 5303 Diving Chronometer$1,768
Race Master Chronograph$485

Full specifications

Case

6 specs
Category
Diver
Chronograph
Diameter
39mm
45.2mm
Thickness
12.2mm
13.5mm
Lug-to-Lug
46.5mm
45.2mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
300m
50m

Crystal & Dial

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

Movement

4 specs
Caliber
M100 COSC
Type
Automatic
Quartz
Power Reserve
42h
40h
Complications
COSC
None

Pricing

1 specs
MSRP
$1,768
$485

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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.

Ferro Race Master Chronograph

Owners widely praise the Ferro Race Master Chronograph for its comfortable 39mm brushed steel case and jubilee bracelet, noting strong lume and a beautifully engraved caseback. One owner specifically appreciates the brand's clear movement descriptions and finds the watch a great value for the price. However, one user questioned its value, initially mistaking the movement for a less expensive option, and a pre-production buyer reported communication issues regarding delays. On balance, owners rate the Ferro Race Master Chronograph highly for its comfortable wearability and attractive finishing at its price point.

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