Which is cheaper, the Serica Ref. 5303 Diving Chronometer or the AVI-8 Flyboy Airmaster Sector Meca-Quartz?

At MSRP the AVI-8 Flyboy Airmaster Sector Meca-Quartz is the cheaper of the two at $180, against $1,768 for the Serica Ref. 5303 Diving Chronometer — a $1,588 gap before any retailer discounting.

Which is bigger, the Serica Ref. 5303 Diving Chronometer or the AVI-8 Flyboy Airmaster Sector Meca-Quartz?

The AVI-8 Flyboy Airmaster Sector Meca-Quartz wears larger at 40mm versus 39mm for the Serica Ref. 5303 Diving Chronometer — a 1mm difference across the dial.

Which has better water resistance, the Serica Ref. 5303 Diving Chronometer or the AVI-8 Flyboy Airmaster Sector Meca-Quartz?

The Serica Ref. 5303 Diving Chronometer is rated to 300m versus 50m for the AVI-8 Flyboy Airmaster Sector Meca-Quartz.

Which has a longer power reserve, the Serica Ref. 5303 Diving Chronometer or the AVI-8 Flyboy Airmaster Sector Meca-Quartz?

The Serica Ref. 5303 Diving Chronometer carries a 42-hour power reserve against 40 hours on the AVI-8 Flyboy Airmaster Sector Meca-Quartz.

What movement does the Serica Ref. 5303 Diving Chronometer run compared to the AVI-8 Flyboy Airmaster Sector Meca-Quartz?

The Serica Ref. 5303 Diving Chronometer runs a automatic caliber (M100 COSC), while the AVI-8 Flyboy Airmaster Sector Meca-Quartz runs a meca-quartz.

Side by side

Serica Ref. 5303 Diving ChronometervsAVI-8 Flyboy Airmaster Sector Meca-Quartz

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

Serica Ref. 5303 Diving Chronometer

5303-1-diving-chronometer

MSRP $1,768

AVI-8 Flyboy Airmaster Sector Meca-Quartz

flyboy-airmaster-sector-meca-quartz-raven-black-av-4112-01

MSRP $180

At a glance

15 of 29 specs differ

Diameter

Ref. 5303 Diving Chronometer39mm

Flyboy Airmaster Sector Meca-Quartz40mm

Power Reserve

Ref. 5303 Diving Chronometer42h

Flyboy Airmaster Sector Meca-Quartz40h

Water Resistance

Ref. 5303 Diving Chronometer300m

Flyboy Airmaster Sector Meca-Quartz50m

MSRP

Ref. 5303 Diving Chronometer$1,768

Flyboy Airmaster Sector Meca-Quartz$180

Full specifications

Case

6 specs

Crystal & Dial

4 specs

Crystal

Sapphire

Mineral

AR Coating

Yes

Inner

Dial Color

Enamel Black

Black

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

$180

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