Side by side

Serica Ref. 5303 Diving ChronometervsPhoibos Apollo Titanium

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
Apollo Titanium
PhoibosApollo Titanium
MSRP $575

At a glance

10 of 29 specs differ
Diameter
Ref. 5303 Diving Chronometer39mm
Apollo Titanium41mm
Power Reserve
Ref. 5303 Diving Chronometer42h
Apollo Titanium40h
Water Resistance
Ref. 5303 Diving Chronometer300m
Apollo Titanium300m
MSRP
Ref. 5303 Diving Chronometer$1,768
Apollo Titanium$575

Full specifications

Case

5 specs
Diameter
39mm
41mm
Thickness
12.2mm
12.5mm
Lug-to-Lug
46.5mm
48mm
Lug Width
20mm
22mm
Material
Stainless Steel
Titanium

Crystal & Dial

1 specs
Dial Color
Enamel Black
Green

Movement

3 specs
Caliber
M100 COSC
Miyota 9015
Power Reserve
42h
40h
Complications
COSC
None

Pricing

1 specs
MSRP
$1,768
$575

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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.

Phoibos Apollo Titanium

The Phoibos Apollo Titanium Dark Matter Blue is described as beautiful and unique, with one owner noting it as their first Chinese watch. One owner reports small marks on the case, bracelet, bezel, and case back, but otherwise finds the watch in very good condition. On balance, owners find the Phoibos Apollo Titanium to be a visually appealing and unique timepiece.

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