TAG Heuer Aquaracer Professional 300
TAG Heuer Aquaracer Professional 300 dive watch guide: TAG Heuer’s main modern dive line. Current Professional 300 Date models use a 42 mm steel case (~12 mm thick), 300 m water resistance — which is the same as 1,000 ft and is often printed on the dial as “300 m / 1000 ft” — unidirectional ceramic bezel, sapphire crystal and the COSC-certified Calibre TH31-00 automatic (~80-hour power reserve). G
Independent guide with indicative specs. Verify the exact reference, water resistance and seller terms before purchase. Affiliate links may earn a commission.
TAG Heuer’s main modern dive line. Current Professional 300 Date models use a 42 mm steel case (~12 mm thick), 300 m water resistance — which is the same as 1,000 ft and is often printed on the dial as “300 m / 1000 ft” — unidirectional ceramic bezel, sapphire crystal and the COSC-certified Calibre TH31-00 automatic (~80-hour power reserve). GMT versions and earlier ~43 mm generations are also common. Note: this is not the same watch as the Professional 1000 Superdiver.

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Quick answers about the TAG Heuer Aquaracer Professional 300
What is the water resistance of the TAG Heuer Aquaracer Professional 300?
300 m / 1,000 ft
What movement does the TAG Heuer Aquaracer Professional 300 use?
TH31-00 COSC Auto
What should I check before buying the TAG Heuer Aquaracer Professional 300?
Check the exact reference number, current specification, condition, retailer terms, warranty and current price. Different references within the same collection can have different dimensions or movements.
Where to check current availability
Retailer listings can change. Check the exact reference, price, stock and terms at the destination.
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