Which is bigger, the Marathon MSAR (Medium Search & Rescue) Diver's Automatic or the Tornek-Rayville TR-660 Aluminum Date?

The Tornek-Rayville TR-660 Aluminum Date wears larger at 40mm versus 36mm for the Marathon MSAR (Medium Search & Rescue) Diver's Automatic — a 4mm difference across the dial.

What movement does the Marathon MSAR (Medium Search & Rescue) Diver's Automatic run compared to the Tornek-Rayville TR-660 Aluminum Date?

Both watches run automatic movements — the Marathon MSAR (Medium Search & Rescue) Diver's Automatic uses the Sellita SW200-1 and the Tornek-Rayville TR-660 Aluminum Date uses the TMI NH38.

Side by side

Marathon MSAR (Medium Search & Rescue) Diver's AutomaticvsTornek-Rayville TR-660 Aluminum Date

Q: Which has better water resistance, the Marathon MSAR (Medium Search & Rescue) Diver's Automatic or the Tornek-Rayville TR-660 Aluminum Date?

The Marathon MSAR (Medium Search & Rescue) Diver's Automatic is rated to 300m versus 200m for the Tornek-Rayville TR-660 Aluminum Date.

Q: Which has a longer power reserve, the Marathon MSAR (Medium Search & Rescue) Diver's Automatic or the Tornek-Rayville TR-660 Aluminum Date?

The Tornek-Rayville TR-660 Aluminum Date carries a 50-hour power reserve against 40 hours on the Marathon MSAR (Medium Search & Rescue) Diver's Automatic.

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

Marathon MSAR (Medium Search & Rescue) Diver's Automatic

arctic-edition-medium-divers-automatic-msar-auto-with-stainless-steel-bracelet-36mm

MSRP $1,800

Tornek-Rayville TR-660 Aluminum Date

tr660-1002_al-date_pr_v_ate_78946315

At a glance

12 of 29 specs differ

Diameter

MSAR (Medium Search & Rescue) Diver's Automatic36mm

TR-660 Aluminum Date40mm

Power Reserve

MSAR (Medium Search & Rescue) Diver's Automatic40h

TR-660 Aluminum Date50h

Water Resistance

MSAR (Medium Search & Rescue) Diver's Automatic300m

TR-660 Aluminum Date200m

MSRP

MSAR (Medium Search & Rescue) Diver's Automatic$1,800

TR-660 Aluminum Date—

Full specifications

Case

6 specs

Diameter

36mm

40mm

Thickness

18mm

14.7mm

Lug-to-Lug

—

48.5mm

Lug Width

18mm

20mm

Material

316L Stainless Steel

Stainless Steel

Water Resistance

300m

200m

Crystal & Dial

3 specs

AR Coating

Inner

Yes

Dial Color

White

Black

Lume

None

Superluminova

Movement

2 specs

Caliber

Sellita SW200-1

TMI NH38

Power Reserve

40h

50h

Pricing

1 specs

MSRP

$1,800

—

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