Which is cheaper, the Serica Ref. 5303 Diving Chronometer or the Smith & Bradley Springfield GMT?

At MSRP the Smith & Bradley Springfield GMT is the cheaper of the two at $199, against $1,768 for the Serica Ref. 5303 Diving Chronometer — a $1,569 gap before any retailer discounting.

Which is bigger, the Serica Ref. 5303 Diving Chronometer or the Smith & Bradley Springfield GMT?

The Smith & Bradley Springfield GMT wears larger at 44mm versus 39mm for the Serica Ref. 5303 Diving Chronometer — a 5mm difference across the dial.

Which has better water resistance, the Serica Ref. 5303 Diving Chronometer or the Smith & Bradley Springfield GMT?

The Serica Ref. 5303 Diving Chronometer is rated to 300m versus 100m for the Smith & Bradley Springfield GMT.

Which has a longer power reserve, the Serica Ref. 5303 Diving Chronometer or the Smith & Bradley Springfield GMT?

The Serica Ref. 5303 Diving Chronometer carries a 42-hour power reserve against 40 hours on the Smith & Bradley Springfield GMT.

What movement does the Serica Ref. 5303 Diving Chronometer run compared to the Smith & Bradley Springfield GMT?

The Serica Ref. 5303 Diving Chronometer runs a automatic caliber (M100 COSC), while the Smith & Bradley Springfield GMT runs a quartz (Ronda).

Side by side

Serica Ref. 5303 Diving ChronometervsSmith & Bradley Springfield GMT

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

Smith & Bradley Springfield GMT

springfield-gmt

MSRP $199

At a glance

13 of 29 specs differ

Diameter

Ref. 5303 Diving Chronometer39mm

Springfield GMT44mm

Power Reserve

Ref. 5303 Diving Chronometer42h

Springfield GMT40h

Water Resistance

Ref. 5303 Diving Chronometer300m

Springfield GMT100m

MSRP

Ref. 5303 Diving Chronometer$1,768

Springfield GMT$199

Full specifications

Case

6 specs

Crystal & Dial

2 specs

Dial Color

Enamel Black

Black

Lume

Super-LumiNova

Superluminova

Movement

4 specs

Caliber

M100 COSC

Ronda

Type

Automatic

Quartz

Power Reserve

42h

40h

Complications

COSC

None

Pricing

1 specs

MSRP

$1,768

$199

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