Side by side

Serica Ref. 5303 Diving ChronometervsBremont Supermarine Chrono

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
Supermarine Chrono
BremontSupermarine Chrono
MSRP $6,850

At a glance

13 of 29 specs differ
Diameter
Ref. 5303 Diving Chronometer39mm
Supermarine Chrono43mm
Power Reserve
Ref. 5303 Diving Chronometer42h
Supermarine Chrono40h
Water Resistance
Ref. 5303 Diving Chronometer300m
Supermarine Chrono300m
MSRP
Ref. 5303 Diving Chronometer$1,768
Supermarine Chrono$6,850

Full specifications

Case

6 specs
Category
Diver
Chronograph
Diameter
39mm
43mm
Thickness
12.2mm
15.87mm
Lug-to-Lug
46.5mm
Lug Width
20mm
22mm
Material
Stainless Steel
Stainless Steel (DLC coated)

Crystal & Dial

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

Movement

3 specs
Caliber
M100 COSC
BE-50AE
Power Reserve
42h
40h
Complications
COSC
None

Pricing

1 specs
MSRP
$1,768
$6,850

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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.

Bremont Supermarine Chrono

The Bremont Supermarine Chrono's black dial and understated bezel markings allow it to transition effectively from rugged use to evening events. On balance, owners and reviewers find the Bremont Supermarine Chrono to be a handsome and functional watch, with its versatile dial design being a key strength.

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