Which is cheaper, the CWC RN81 Clearance Diver Automatic Watch or the Nivada Grenchen F77 MK1?

At MSRP the Nivada Grenchen F77 MK1 is the cheaper of the two at $1,560, against $1,875 for the CWC RN81 Clearance Diver Automatic Watch — a $315 gap before any retailer discounting.

Which is bigger, the CWC RN81 Clearance Diver Automatic Watch or the Nivada Grenchen F77 MK1?

The CWC RN81 Clearance Diver Automatic Watch wears larger at 41mm versus 37mm for the Nivada Grenchen F77 MK1 — a 4mm difference across the dial.

Which has better water resistance, the CWC RN81 Clearance Diver Automatic Watch or the Nivada Grenchen F77 MK1?

The CWC RN81 Clearance Diver Automatic Watch is rated to 300m versus 100m for the Nivada Grenchen F77 MK1.

Which has a longer power reserve, the CWC RN81 Clearance Diver Automatic Watch or the Nivada Grenchen F77 MK1?

The CWC RN81 Clearance Diver Automatic Watch carries a 40-hour power reserve against 38 hours on the Nivada Grenchen F77 MK1.

What movement does the CWC RN81 Clearance Diver Automatic Watch run compared to the Nivada Grenchen F77 MK1?

Both watches run automatic movements — the CWC RN81 Clearance Diver Automatic Watch uses the Sellita SW200-1 and the Nivada Grenchen F77 MK1 uses the Soprod Newton P092.

Side by side

CWC RN81 Clearance Diver Automatic WatchvsNivada Grenchen F77 MK1

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

CWC RN81 Clearance Diver Automatic Watch

cwc-rn81-clearance-diver-watch

MSRP $1,875

Nivada Grenchen F77 MK1

F77 MK1 37mm

MSRP $1,560

At a glance

16 of 29 specs differ

Diameter

RN81 Clearance Diver Automatic Watch41mm

F77 MK137mm

Power Reserve

RN81 Clearance Diver Automatic Watch40h

F77 MK138h

Water Resistance

RN81 Clearance Diver Automatic Watch300m

F77 MK1100m

MSRP

RN81 Clearance Diver Automatic Watch$1,875

F77 MK1$1,560

Full specifications

Case

9 specs

Crystal & Dial

2 specs

Dial Color

CWC RN81 Clearance Diver Automatic Watch

Meteorite Dial, Super Lum. White Dots, Shiny Light Gun Color Applied Indexes

Lume

Super-LumiNova

Movement

4 specs

Caliber

Sellita SW200-1

Soprod Newton P092

Beat Rate

28,800 vph

4 vph

Power Reserve

40h

38h

Complications

None

GMT

Pricing

1 specs

MSRP

$1,875

$1,560

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