Side by side

Nivada Grenchen F77 MK1vsZelos Skyraider 40 Skeleton

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

F77 MK1
Nivada GrenchenF77 MK1
MSRP $1,560
Skyraider 40 Skeleton
ZelosSkyraider 40 Skeleton
MSRP $1,999

At a glance

17 of 29 specs differ
Diameter
F77 MK137mm
Skyraider 40 Skeleton40mm
Power Reserve
F77 MK138h
Skyraider 40 Skeleton40h
Water Resistance
F77 MK1100m
Skyraider 40 Skeleton50m
MSRP
F77 MK1$1,560
Skyraider 40 Skeleton$1,999

Full specifications

Case

9 specs
Category
Sport
Skeleton
Diameter
37mm
40mm
Thickness
12.1mm
8.2mm
Lug-to-Lug
45mm
40mm
Lug Width
22mm
20mm
Material
Stainless Steel/Titanium/Ceramic
Titanium
Finish
Brushed + Polished + Satin
Brushed and polished
Water Resistance
100m
50m
Caseback
Titanium Grade 5
Solid

Crystal & Dial

2 specs
Dial Color
Meteorite Dial, Super Lum. White Dots, Shiny Light Gun Color Applied Indexes
Ti Damascus LE
Lume
x1
None

Movement

5 specs
Caliber
Soprod Newton P092
Swiss Skeletonised Marvin 700
Type
Automatic
Manual
Beat Rate
4 vph
28,800 vph
Power Reserve
38h
40h
Complications
GMT
None

Pricing

1 specs
MSRP
$1,560
$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 MK1

Owners widely praise the Nivada Grenchen F77 MK1 for its vintage charm, Genta-inspired design with unique character, and comfortable 37-38mm wearability on average wrists, highlighting its legible basket-weave dial and solid case build with excellent crown grip. The integrated bracelet's connection to the case is noted to increase effective lug-to-lug distance, and one owner criticizes the crown action as stiff and gritty. The Soprod P024 movement provides a 38-hour power reserve. On balance, owners and reviewers find the Nivada Grenchen F77 MK1 a compelling value proposition due to its distinctive dial and overall build quality, despite some reservations about its winding feel and price.

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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