Side by side

Maen Skymaster 38 MKIIIvsNivada Grenchen F77 MK1

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

Skymaster 38 MKIII
MaenSkymaster 38 MKIII
MSRP $1,679
F77 MK1
Nivada GrenchenF77 MK1
MSRP $1,560

At a glance

16 of 29 specs differ
Diameter
Skymaster 38 MKIII38mm
F77 MK137mm
Power Reserve
Skymaster 38 MKIII40h
F77 MK138h
Water Resistance
Skymaster 38 MKIII100m
F77 MK1100m
MSRP
Skymaster 38 MKIII$1,679
F77 MK1$1,560

Full specifications

Case

8 specs
Category
Chronograph
Sport
Diameter
38mm
37mm
Thickness
13.4mm
12.1mm
Lug-to-Lug
45mm
Lug Width
22mm
Material
316L Stainless Steel
Stainless Steel/Titanium/Ceramic
Finish
Brushed and polished
Brushed + Polished + Satin
Caseback
Solid
Titanium Grade 5

Crystal & Dial

3 specs
Crystal
Domed Sapphire
Sapphire
Dial Color
M6.1.1
Meteorite Dial, Super Lum. White Dots, Shiny Light Gun Color Applied Indexes
Lume
None
x1

Movement

4 specs
Caliber
Sellita SW510mb
Soprod Newton P092
Beat Rate
28,800 vph
4 vph
Power Reserve
40h
38h
Complications
None
GMT

Pricing

1 specs
MSRP
$1,679
$1,560

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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.

Maen Skymaster 38 MKIII

The Maen Skymaster 38 MKIII is praised for its refined case, impressive fit and finish, and compact 38mm size, which offers a premium feel with a sharp, legible dial and well-executed applied markers. Reviewers note the sweet winding action and the vintage-inspired brown sunburst dial with dauphine hands and lollipop register pointers. The watch is powered by a manual-wind Sellita SW510Mb movement with a 63-hour power reserve. Accuracy figures vary, with one reviewer reporting +7 seconds per day and another stating a tolerance of +/-15 seconds per day. On balance, owners and reviewers appreciate the Maen Skymaster 38 MKIII for its refined vintage-inspired design and compact dimensions at its price point.

From video reviewers

The 38mm case size is a key strength for the Maen Skymaster 38 MKIII. Reviewers noted the excellent quality-price ratio for a Swiss-made chronograph.

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.

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