Which is cheaper, the Borealis Watch Co. Neptuno or the LONGINES SPIRIT FLYBACK PROTOTYPE?

At MSRP the Borealis Watch Co. Neptuno is the cheaper of the two at $390, against $7,400 for the LONGINES SPIRIT FLYBACK PROTOTYPE — a $7,010 gap before any retailer discounting.

Which is bigger, the Borealis Watch Co. Neptuno or the LONGINES SPIRIT FLYBACK PROTOTYPE?

The LONGINES SPIRIT FLYBACK PROTOTYPE wears larger at 42mm versus 40.00mm for the Borealis Watch Co. Neptuno — a 2mm difference across the dial.

Which has better water resistance, the Borealis Watch Co. Neptuno or the LONGINES SPIRIT FLYBACK PROTOTYPE?

The Borealis Watch Co. Neptuno is rated to 300m versus 100m for the LONGINES SPIRIT FLYBACK PROTOTYPE.

What movement does the Borealis Watch Co. Neptuno run compared to the LONGINES SPIRIT FLYBACK PROTOTYPE?

Both watches run automatic movements — the Borealis Watch Co. Neptuno uses the NH38 and the LONGINES SPIRIT FLYBACK PROTOTYPE uses the L791.4.

Side by side

Borealis Watch Co. NeptunovsLongines LONGINES SPIRIT FLYBACK PROTOTYPE

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

Longines LONGINES SPIRIT FLYBACK PROTOTYPE

L3.821.5.53.2

MSRP $7,400

At a glance

10 of 29 specs differ

Diameter

Neptuno40.00mm

LONGINES SPIRIT FLYBACK PROTOTYPE42mm

Power Reserve

Neptuno40h

LONGINES SPIRIT FLYBACK PROTOTYPE40h

Water Resistance

Neptuno300m

LONGINES SPIRIT FLYBACK PROTOTYPE100m

MSRP

Neptuno$390

LONGINES SPIRIT FLYBACK PROTOTYPE$7,400

Full specifications

Case

6 specs

Crystal & Dial

2 specs

Dial Color

Black

Green

Lume

BGW9

None

Movement

1 specs

Caliber

NH38

L791.4

Pricing

1 specs

MSRP

$390

$7,400

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