Side by side

Serica Ref. 5303 Diving ChronometervsPagani Design PD-1734

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.

Pagani Design PD-1734

Owners widely praise the Pagani Design PD-1734 as an excellent value, with many considering it a versatile GADA watch. The handset and indices are frequently highlighted as the best from the brand, and some owners find the mauve or white dials particularly beautiful and shimmering. However, opinions on the dial finish are mixed, with some describing the black dial as glossy, lumpy, or resembling painted plywood rather than premium, and others noting legibility issues with the blue and black variants. One owner confirmed a "Resistant" text error from an earlier version has been corrected. On balance, owners rate the Pagani Design PD-1734 highly for its exceptional value and attractive handset and indices.

At a glance

13 of 29 specs differ
Diameter
Ref. 5303 Diving Chronometer39mm
PD-173440mm
Power Reserve
Ref. 5303 Diving Chronometer42h
PD-1734
Water Resistance
Ref. 5303 Diving Chronometer300m
PD-1734100m
MSRP
Ref. 5303 Diving Chronometer$1,768
PD-1734$98

Full specifications

Case

5 specs
Diameter
39mm
40mm
Thickness
12.2mm
12.5mm
Lug-to-Lug
46.5mm
0mm
Lug Width
0mm
20mm
Water Resistance
300m
100m

Crystal & Dial

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

Movement

4 specs
Caliber
M100 COSC
TMI VH31
Type
Automatic
Quartz
Power Reserve
42h
0h
Complications
COSC
None

Pricing

1 specs
MSRP
$1,768
$98
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