Side by side

Nivada Grenchen F77 MK1vsZelos Aurora Field

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

F77 MK1
Nivada GrenchenF77 MK1
MSRP $1,560
Aurora Field
ZelosAurora Field
MSRP $529

At a glance

15 of 29 specs differ
Diameter
F77 MK137mm
Aurora Field42mm
Power Reserve
F77 MK138h
Aurora Field40h
Water Resistance
F77 MK1100m
Aurora Field200m
MSRP
F77 MK1$1,560
Aurora Field$529

Full specifications

Case

8 specs
Category
Sport
Field
Diameter
37mm
42mm
Thickness
12.1mm
12.2mm
Lug-to-Lug
45mm
42mm
Material
Stainless Steel/Titanium/Ceramic
Titanium
Finish
Brushed + Polished + Satin
Brushed and polished
Water Resistance
100m
200m
Caseback
Titanium Grade 5
Solid

Crystal & Dial

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

Movement

4 specs
Caliber
Soprod Newton P092
Miyota 9039
Beat Rate
4 vph
28,800 vph
Power Reserve
38h
40h
Complications
GMT
None

Pricing

1 specs
MSRP
$1,560
$529

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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 Aurora Field

The Zelos Aurora Field is praised for its unique and gorgeous dial, with the hammered teal bronze version and its great lume, particularly on the minute track, being singled out. Owners find the rubber strap comfortable and flexible with good hardware, and the watch is highlighted as feature-packed for its price point, including 200m water resistance, Grade 2 titanium, and 30,000 A/m anti-magnetism, with the new clasp noted as the best to date. However, some owners criticize sharp bracelet edges, an odd case shape with lugs that cause it to wear high, and dial text that appears cheap and plasticky, with one commenter finding the straight lugs look a bit off. Overall, owners rate the Zelos Aurora Field highly for its value and unique dial, despite some concerns about case and bracelet finishing.

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