Which is cheaper, the Marathon TSAR (Tritium Search & Rescue) Diver's Quartz or the Grand Seiko SBGX363?

At MSRP the Marathon TSAR (Tritium Search & Rescue) Diver's Quartz is the cheaper of the two at $1,550, against $3,600 for the Grand Seiko SBGX363 — a $2,050 gap before any retailer discounting.

Which is bigger, the Marathon TSAR (Tritium Search & Rescue) Diver's Quartz or the Grand Seiko SBGX363?

The Marathon TSAR (Tritium Search & Rescue) Diver's Quartz wears larger at 46mm versus 32.3mm for the Grand Seiko SBGX363 — a 13.7mm difference across the dial.

Which has better water resistance, the Marathon TSAR (Tritium Search & Rescue) Diver's Quartz or the Grand Seiko SBGX363?

The Marathon TSAR (Tritium Search & Rescue) Diver's Quartz is rated to 300m versus 100m for the Grand Seiko SBGX363.

What movement does the Marathon TSAR (Tritium Search & Rescue) Diver's Quartz run compared to the Grand Seiko SBGX363?

Both watches run quartz movements — the Marathon TSAR (Tritium Search & Rescue) Diver's Quartz uses the Swiss High-Torque Quartz and the Grand Seiko SBGX363 uses the 9F51.

Side by side

Marathon TSAR (Tritium Search & Rescue) Diver's QuartzvsGrand Seiko SBGX363

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

Marathon TSAR (Tritium Search & Rescue) Diver's Quartz

41mm-official-duvdevan-large-divers-quartz-tsar

MSRP $1,550

Grand Seiko SBGX363

sbgx363g

MSRP $3,600

At a glance

10 of 29 specs differ

Diameter

TSAR (Tritium Search & Rescue) Diver's Quartz46mm

SBGX36332.3mm

Power Reserve

TSAR (Tritium Search & Rescue) Diver's Quartz40h

SBGX36340h

Water Resistance

TSAR (Tritium Search & Rescue) Diver's Quartz300m

SBGX363100m

MSRP

TSAR (Tritium Search & Rescue) Diver's Quartz$1,550

SBGX363$3,600

Full specifications

Case

7 specs

Crystal & Dial

1 specs

AR Coating

Inner

Yes

Movement

1 specs

Caliber

Swiss High-Torque Quartz

9F51

Pricing

1 specs

MSRP

$1,550

$3,600

Follow this matchup

Get a note when Marathon TSAR (Tritium Search & Rescue) Diver's Quartz vs Grand Seiko SBGX363 gets more votes, a community discussion, or a price drop. No account needed.

Keep exploring