Which is cheaper, the Oblvlo JM Tourbillon or the Marathon GSAR (Government Search & Rescue) Diver's Automatic?

At MSRP the Oblvlo JM Tourbillon is the cheaper of the two at $516, against $2,100 for the Marathon GSAR (Government Search & Rescue) Diver's Automatic — a $1,584 gap before any retailer discounting.

Which is bigger, the Oblvlo JM Tourbillon or the Marathon GSAR (Government Search & Rescue) Diver's Automatic?

The Oblvlo JM Tourbillon wears larger at 42mm versus 41mm for the Marathon GSAR (Government Search & Rescue) Diver's Automatic — a 1mm difference across the dial.

Which has better water resistance, the Oblvlo JM Tourbillon or the Marathon GSAR (Government Search & Rescue) Diver's Automatic?

The Marathon GSAR (Government Search & Rescue) Diver's Automatic is rated to 300m versus 50m for the Oblvlo JM Tourbillon.

Which has a longer power reserve, the Oblvlo JM Tourbillon or the Marathon GSAR (Government Search & Rescue) Diver's Automatic?

The Oblvlo JM Tourbillon carries a 65-hour power reserve against 40 hours on the Marathon GSAR (Government Search & Rescue) Diver's Automatic.

What movement does the Oblvlo JM Tourbillon run compared to the Marathon GSAR (Government Search & Rescue) Diver's Automatic?

Both watches run automatic movements — the Oblvlo JM Tourbillon uses the OBL.8024 and the Marathon GSAR (Government Search & Rescue) Diver's Automatic uses the Sellita SW200-1.

Side by side

Oblvlo JM TourbillonvsMarathon GSAR (Government Search & Rescue) Diver's Automatic

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

Oblvlo JM Tourbillon

JM-TB

MSRP $516

Marathon GSAR (Government Search & Rescue) Diver's Automatic

41mm-anthracite-large-divers-automatic-gsar-bdw

MSRP $2,100

At a glance

13 of 29 specs differ

Diameter

JM Tourbillon42mm

GSAR (Government Search & Rescue) Diver's Automatic41mm

Power Reserve

JM Tourbillon65h

GSAR (Government Search & Rescue) Diver's Automatic40h

Water Resistance

JM Tourbillon50m

GSAR (Government Search & Rescue) Diver's Automatic300m

MSRP

JM Tourbillon$516

GSAR (Government Search & Rescue) Diver's Automatic$2,100

Full specifications

Case

6 specs

Crystal & Dial

2 specs

Dial Color

Black

Anthracite

Lume

Super-LumiNova

None

Movement

4 specs

Caliber

OBL.8024

Sellita SW200-1

Power Reserve

65h

40h

Jewels

Complications

Tourbillon

None

Pricing

1 specs

MSRP

$516

$2,100

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