Which is cheaper, the Borealis Watch Co. Neptuno or the Tornek-Rayville CISO M38 Field?

At MSRP the Borealis Watch Co. Neptuno is the cheaper of the two at $390, against $695 for the Tornek-Rayville CISO M38 Field — a $305 gap before any retailer discounting.

Which is bigger, the Borealis Watch Co. Neptuno or the Tornek-Rayville CISO M38 Field?

The Borealis Watch Co. Neptuno wears larger at 40.00mm versus 38mm for the Tornek-Rayville CISO M38 Field — a 2mm difference across the dial.

Which has better water resistance, the Borealis Watch Co. Neptuno or the Tornek-Rayville CISO M38 Field?

The Borealis Watch Co. Neptuno is rated to 300m versus 100m for the Tornek-Rayville CISO M38 Field.

Which has a longer power reserve, the Borealis Watch Co. Neptuno or the Tornek-Rayville CISO M38 Field?

The Tornek-Rayville CISO M38 Field carries a 42-hour power reserve against 40 hours on the Borealis Watch Co. Neptuno.

What movement does the Borealis Watch Co. Neptuno run compared to the Tornek-Rayville CISO M38 Field?

Both watches run automatic movements — the Borealis Watch Co. Neptuno uses the NH38 and the Tornek-Rayville CISO M38 Field uses the TMI NH36.

Side by side

Borealis Watch Co. NeptunovsTornek-Rayville CISO M38 Field

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

Borealis Watch Co.Neptuno

borealis-neptuno-red-fade-to-black-dial-no-date-nh38-automatic-movement-300m-diver-watch

MSRP $390

Tornek-Rayville CISO M38 Field

soa

MSRP $695

At a glance

11 of 29 specs differ

Diameter

Neptuno40.00mm

CISO M38 Field38mm

Power Reserve

Neptuno40h

CISO M38 Field42h

Water Resistance

Neptuno300m

CISO M38 Field100m

MSRP

Neptuno$390

CISO M38 Field$695

Full specifications

Case

6 specs

Crystal & Dial

2 specs

AR Coating

Inner

Yes

Lume

BGW9

Superluminova

Movement

2 specs

Caliber

NH38

TMI NH36

Power Reserve

40h

42h

Pricing

1 specs

MSRP

$390

$695

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