Which is cheaper, the Hamilton Khaki Navy Scuba Auto or the Undone Aqua Carbon Maggy?

At MSRP the Undone Aqua Carbon Maggy is the cheaper of the two at $680, against $975 for the Hamilton Khaki Navy Scuba Auto — a $295 gap before any retailer discounting.

Which is bigger, the Hamilton Khaki Navy Scuba Auto or the Undone Aqua Carbon Maggy?

The Undone Aqua Carbon Maggy wears larger at 43mm versus 40mm for the Hamilton Khaki Navy Scuba Auto — a 3mm difference across the dial.

Which has better water resistance, the Hamilton Khaki Navy Scuba Auto or the Undone Aqua Carbon Maggy?

The Undone Aqua Carbon Maggy is rated to 300m versus 100m for the Hamilton Khaki Navy Scuba Auto.

What movement does the Hamilton Khaki Navy Scuba Auto run compared to the Undone Aqua Carbon Maggy?

Both watches run automatic movements — the Hamilton Khaki Navy Scuba Auto uses the H-10 and the Undone Aqua Carbon Maggy uses the Seiko NH35.

Side by side

Hamilton Khaki Navy Scuba AutovsUndone Aqua Carbon Maggy

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

Add a watch

Hamilton Khaki Navy Scuba Auto

MSRP $975

See the full Khaki Navy Scuba Auto

Undone Aqua Carbon Maggy

MSRP $680

See the full Aqua Carbon Maggy

At a glance

11 of 29 specs differ

Diameter

Khaki Navy Scuba Auto40mm

Aqua Carbon Maggy43mm

Power Reserve

Khaki Navy Scuba Auto80h

Aqua Carbon Maggy—

Water Resistance

Khaki Navy Scuba Auto100m

Aqua Carbon Maggy300m

MSRP

Khaki Navy Scuba Auto$975

Aqua Carbon Maggy$680

Full specifications

Case

7 specs

Crystal & Dial

1 specs

Dial Color

Black

—

Movement

2 specs

Caliber

H-10

Seiko NH35

Power Reserve

80h

Pricing

1 specs

MSRP

$975

$680

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.

Bremontmicro

Limited Edition

Follow this matchup

Get a note when Hamilton Khaki Navy Scuba Auto vs Undone Aqua Carbon Maggy 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.

Undone Aqua Carbon MaggyvsVaer D5 Meridian Auto Geckota Sea-Hunter Dive WatchvsUndone Aqua Carbon Maggy Spinnaker CroftvsUndone Aqua Carbon Maggy Henry Archer TidevandvsUndone Aqua Carbon Maggy Duxot Atlantica Deep Dive Automatic Limited EditionvsHamilton Khaki Navy Scuba Auto Hamilton Khaki Navy Scuba AutovsZelos SS Damascus LE

Edit this comparison Add another watch Explore more 39–44mm watches

Hamilton Khaki Navy Scuba AutovsUndone Aqua Carbon Maggy

At a glance

Full specifications

More watches worth a look

The Meta Kronos

Deep Gray 300

D5 Meridian Auto

ADZ-2070

Sea-Hunter Dive Watch

ADZ-2090

Croft

Tesei Forged Carbon

Follow this matchup

People also compared