Side by side
Smith & Bradley Atlantis A2 GMTvsJack Mason Halyard Sport Chronograph
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
7 of 29 specs differDiameter
Atlantis A2 GMT44mm
Halyard Sport Chronograph42mm
Power Reserve
Atlantis A2 GMT40h
Halyard Sport Chronograph40h
Water Resistance
Atlantis A2 GMT300m
Halyard Sport Chronograph100m
MSRP
Atlantis A2 GMT$625
Halyard Sport Chronograph$329
Full specifications
Case
4 specsCategory
GMT
—
Diameter
44mm
42mm
Lug Width
22mm
20mm
Water Resistance
300m
100m
Crystal & Dial
1 specsAR Coating
Yes
Inner
Movement
1 specsCaliber
Ronda
Miyota OS20
Pricing
1 specsMSRP
$625
$329
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