Side by side

Nivada Grenchen F77 MK2 41mm AutomaticvsOblvlo JM Rotor

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

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.

Oblvlo JM Rotor

Owners widely praise the Oblvlo Star Wheel for its artistic dial, crisp finishing, and sturdy build, noting it wears well on smaller wrists due to its actual dimensions being smaller than listed. The winding action is described as smooth, though the lume is consistently flagged as weak and imprecise in darkness, and the lack of anti-glare coating is a drawback for some. On balance, owners rate the Oblvlo highly for its artistic dial and build quality at the price.

At a glance

15 of 29 specs differ
Diameter
F77 MK2 41mm Automatic41mm
JM Rotor42mm
Power Reserve
F77 MK2 41mm Automatic38h
JM Rotor42h
Water Resistance
F77 MK2 41mm Automatic100m
JM Rotor50m
MSRP
F77 MK2 41mm Automatic$1,460
JM Rotor$299

Full specifications

Case

6 specs
Diameter
41mm
42mm
Thickness
12.2mm
13mm
Lug-to-Lug
46.2mm
0mm
Lug Width
22mm
0mm
Water Resistance
100m
50m
Caseback
316L Steel Caseback

Crystal & Dial

4 specs
AR Coating
Underside
Dial Color
Meteorite
Indices
Applied
Lume
Super-LumiNova
None

Movement

4 specs
Caliber
Soprod M100
Miyota 8215
Beat Rate
28 vph
0 vph
Power Reserve
38h
42h
Jewels
25
21

Pricing

1 specs
MSRP
$1,460
$299
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