Side by side

Serica Ref. 5303 Diving ChronometervsAVI-8 Hawker Harrier

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
Hawker Harrier
AVI-8Hawker Harrier
MSRP $210

At a glance

15 of 29 specs differ
Diameter
Ref. 5303 Diving Chronometer39mm
Hawker Harrier45mm
Power Reserve
Ref. 5303 Diving Chronometer42h
Hawker Harrier40h
Water Resistance
Ref. 5303 Diving Chronometer300m
Hawker Harrier50m
MSRP
Ref. 5303 Diving Chronometer$1,768
Hawker Harrier$210

Full specifications

Case

6 specs
Category
Diver
Pilot
Diameter
39mm
45mm
Thickness
12.2mm
Lug-to-Lug
46.5mm
Lug Width
20mm
22mm
Water Resistance
300m
50m

Crystal & Dial

4 specs
Crystal
Sapphire
Mineral
AR Coating
Yes
Inner
Dial Color
Enamel Black
Sand
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
$210

Follow this matchup

Get a note when Serica Ref. 5303 Diving Chronometer vs AVI-8 Hawker Harrier gets more votes, a community discussion, or a price drop. No account needed.

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.

AVI-8 Hawker Harrier

Owners widely praise the AVI-8 Hawker Harrier for its handsome, utilitarian design and unique day display, with one owner noting the comfortable wearability of the 45mm case despite its size. The AVI-8 Hawker Harrier Pegasus Concept features a handless design with rotating wheels for time display, which is legible once accustomed to. Some owners report solid build quality and great lume, while others feel the watch can become cheap-feeling over time. The AVI-8 Hawker Harrier II AV-4065-04 was considered worth its purchase price of $400 AUD. On balance, owners rate the AVI-8 Hawker Harrier well for its distinctive design and value at its price point.

Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.