Side by side

Nivada Grenchen F77 MK2 41mm AutomaticvsZelos Skyraider 40 Skeleton

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

F77 MK2 41mm Automatic
Nivada GrenchenF77 MK2 41mm Automatic
MSRP $1,460
Skyraider 40 Skeleton
ZelosSkyraider 40 Skeleton
MSRP $1,999

At a glance

16 of 29 specs differ
Diameter
F77 MK2 41mm Automatic41mm
Skyraider 40 Skeleton40mm
Power Reserve
F77 MK2 41mm Automatic38h
Skyraider 40 Skeleton40h
Water Resistance
F77 MK2 41mm Automatic100m
Skyraider 40 Skeleton50m
MSRP
F77 MK2 41mm Automatic$1,460
Skyraider 40 Skeleton$1,999

Full specifications

Case

8 specs
Category
Sport
Skeleton
Diameter
41mm
40mm
Thickness
12.2mm
8.2mm
Lug-to-Lug
46.2mm
40mm
Lug Width
22mm
20mm
Material
Stainless Steel
Titanium
Water Resistance
100m
50m
Caseback
316L Steel Caseback
Solid

Crystal & Dial

3 specs
AR Coating
Underside
Inner
Dial Color
Meteorite
Ti Damascus LE
Lume
Super-LumiNova
None

Movement

4 specs
Caliber
Soprod M100
Swiss Skeletonised Marvin 700
Type
Automatic
Manual
Beat Rate
28 vph
28,800 vph
Power Reserve
38h
40h

Pricing

1 specs
MSRP
$1,460
$1,999

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What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Nivada Grenchen F77 MK2 41mm Automatic

The Nivada Grenchen F77 MK2 41mm Automatic is praised for its comfortable wearability, with reviewers highlighting its reworked integrated lug design and slim case profile. The "carbon effect" basketweave dial is frequently cited as a modern, distinctive touch on the retro design. The watch is powered by the Soprod P024 automatic movement, which has a 38-hour power reserve. Some find the gold-plated version loud, and the dauphine hands lack lume. The stainless steel model is priced at $1,460 to $1,560 USD. On balance, reviewers consider the Nivada Grenchen F77 MK2 41mm Automatic a strong integrated bracelet option at its price point, lauded for its unique design and comfortable fit.

Zelos Skyraider 40 Skeleton

The Zelos Skyraider 40 Skeleton is noted for its skeletonized dial and the use of BGW9 and C3 Super-LumiNova for legibility. It is powered by a manual-wind ETA 6498 movement, offering a 44-hour power reserve. On balance, the Zelos Skyraider 40 Skeleton is seen as a cool-looking option, though availability is a factor.

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