Which is cheaper, the Nivada Grenchen F77 MK2 41mm Automatic or the Borealis Watch Co. Jamanta?

At MSRP the Borealis Watch Co. Jamanta is the cheaper of the two at $415, against $1,460 for the Nivada Grenchen F77 MK2 41mm Automatic — a $1,045 gap before any retailer discounting.

Which is bigger, the Nivada Grenchen F77 MK2 41mm Automatic or the Borealis Watch Co. Jamanta?

The Borealis Watch Co. Jamanta wears larger at 42.50mm versus 41mm for the Nivada Grenchen F77 MK2 41mm Automatic — a 1.5mm difference across the dial.

Which has better water resistance, the Nivada Grenchen F77 MK2 41mm Automatic or the Borealis Watch Co. Jamanta?

The Borealis Watch Co. Jamanta is rated to 300m versus 100m for the Nivada Grenchen F77 MK2 41mm Automatic.

Which has a longer power reserve, the Nivada Grenchen F77 MK2 41mm Automatic or the Borealis Watch Co. Jamanta?

The Borealis Watch Co. Jamanta carries a 40-hour power reserve against 38 hours on the Nivada Grenchen F77 MK2 41mm Automatic.

What movement does the Nivada Grenchen F77 MK2 41mm Automatic run compared to the Borealis Watch Co. Jamanta?

Both watches run automatic movements — the Nivada Grenchen F77 MK2 41mm Automatic uses the Soprod M100 and the Borealis Watch Co. Jamanta uses the Miyota 9015.

Side by side

Nivada Grenchen F77 MK2 41mm AutomaticvsBorealis Watch Co. Jamanta

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

Nivada Grenchen F77 MK2 41mm Automatic

F77 MK2 41mm

MSRP $1,460

Borealis Watch Co.Jamanta

prometheus-jamanta-black-dial-date-miyota-9015

MSRP $415

At a glance

14 of 29 specs differ

Diameter

F77 MK2 41mm Automatic41mm

Jamanta42.50mm

Power Reserve

F77 MK2 41mm Automatic38h

Jamanta40h

Water Resistance

F77 MK2 41mm Automatic100m

Jamanta300m

MSRP

F77 MK2 41mm Automatic$1,460

Jamanta$415

Full specifications

Case

7 specs

Crystal & Dial

3 specs

AR Coating

Underside

Inner

Dial Color

Meteorite

Black

Lume

Super-LumiNova

BGW9

Movement

3 specs

Caliber

Soprod M100

Miyota 9015

Beat Rate

28 vph

28,800 vph

Power Reserve

38h

40h

Pricing

1 specs

MSRP

$1,460

$415

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