Which is cheaper, the Feynman Timekeepers Cove or the Helgray Poseidon Diver (Automatic)?

At MSRP the Helgray Poseidon Diver (Automatic) is the cheaper of the two at $249, against $1,045 for the Feynman Timekeepers Cove — a $796 gap before any retailer discounting.

Which has better water resistance, the Feynman Timekeepers Cove or the Helgray Poseidon Diver (Automatic)?

The Helgray Poseidon Diver (Automatic) is rated to 300m versus 200m for the Feynman Timekeepers Cove.

Which has a longer power reserve, the Feynman Timekeepers Cove or the Helgray Poseidon Diver (Automatic)?

The Feynman Timekeepers Cove carries a 50-hour power reserve against 40 hours on the Helgray Poseidon Diver (Automatic).

What movement does the Feynman Timekeepers Cove run compared to the Helgray Poseidon Diver (Automatic)?

Both watches run automatic movements — the Feynman Timekeepers Cove uses the ETA 2895-2 and the Helgray Poseidon Diver (Automatic) uses the NH35 Warranty.

Side by side

Feynman Timekeepers CovevsHelgray Poseidon Diver (Automatic)

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

Add a watch

Feynman Timekeepers Cove

feynman-cove-shadow

MSRP $1,045

Helgray Poseidon Diver (Automatic)

poseidon-diver-automatic

MSRP $249

Buy from Feynman Timekeepers ↗

Buy used on eBay ↗

Buy from Helgray ↗

Buy used on eBay ↗

At a glance

7 of 29 specs differ

Diameter

Cove40mm

Poseidon Diver (Automatic)40mm

Power Reserve

Cove50h

Poseidon Diver (Automatic)40h

Water Resistance

Cove200m

Poseidon Diver (Automatic)300m

MSRP

Cove$1,045

Poseidon Diver (Automatic)$249

Full specifications

Case

3 specs

Crystal & Dial

1 specs

Lume

C3 X1-grade Swiss SuperLuminova

None

Movement

2 specs

Caliber

ETA 2895-2

NH35 Warranty

Power Reserve

50h

40h

Pricing

1 specs

MSRP

$1,045

$249

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.

Pook Watchesmicro

Follow this matchup

Get a note when Feynman Timekeepers Cove vs Helgray Poseidon Diver (Automatic) gets more votes, a community discussion, or a price drop. No account needed.

Adjacent matchups

People also compared

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

Pook Watches YesterwyndevsHelgray Poseidon Diver (Automatic)Eza 1972 DivervsHelgray Poseidon Diver (Automatic)Cooper Watches MWC 1999-2001 Pattern Automatic Military Divers Watch with Sapphire CrystallvsHelgray Poseidon Diver (Automatic)Marloe Watch Company Motorsport 25vsHelgray Poseidon Diver (Automatic)Feynman Timekeepers CovevsGalo Super200 Dark Edition Feynman Timekeepers CovevsVaer D5 Tropic Auto

Edit this comparison Add another watch Explore more 39–41mm watches

Feynman Timekeepers CovevsHelgray Poseidon Diver (Automatic)

At a glance

Full specifications

More watches worth a look

Yesterwynde

Super200 Dark Edition

1972 Diver

D5 Tropic Auto

MWC 1999-2001 Pattern Automatic Military Divers Watch with Sapphire Crystall

Supermarine 300M

Motorsport 25

Islander Hudson "Harpoon Diver" 40mm Watch with Degrading Black Dial #ISL-302

Follow this matchup

People also compared