Side by side

Citizen Series 8 831vsNivada Grenchen F77 MK2 41mm Automatic

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

Series 8 831
CitizenSeries 8 831
MSRP $1,095
F77 MK2 41mm Automatic
Nivada GrenchenF77 MK2 41mm Automatic
MSRP $1,460

At a glance

11 of 29 specs differ
Diameter
Series 8 83140mm
F77 MK2 41mm Automatic41mm
Power Reserve
Series 8 83142h
F77 MK2 41mm Automatic38h
Water Resistance
Series 8 831100m
F77 MK2 41mm Automatic100m
MSRP
Series 8 831$1,095
F77 MK2 41mm Automatic$1,460

Full specifications

Case

5 specs
Diameter
40mm
41mm
Thickness
12mm
12.2mm
Lug-to-Lug
46mm
46.2mm
Lug Width
20mm
22mm
Caseback
Solid
316L Steel Caseback

Crystal & Dial

2 specs
Dial Color
Green
Meteorite
Lume
None
Super-LumiNova

Movement

3 specs
Caliber
9051
Soprod M100
Beat Rate
28,800 vph
28 vph
Power Reserve
42h
38h

Pricing

1 specs
MSRP
$1,095
$1,460

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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.

Citizen Series 8 831

Owners widely praise the Citizen Series 8 831 for its finishing, with one owner noting it exceeded expectations. Reviewers highlight the textured Ice Blue dial and the bracelet's play of light, contributing to a comfortable and luxurious feel on the wrist. The watch features a 40mm ion-plated stainless steel case, a sapphire crystal, and 100 meters of water resistance. It is powered by the in-house Miyota Caliber 9051 automatic movement, which has a 42-hour power reserve and an accuracy range of -10 to +20 seconds per day. On balance, owners and reviewers rate the Citizen Series 8 831 highly for its impressive finishing and dial design at its price point.

From video reviewers

The case finishing, with its contrasting brushed and polished surfaces, is a notable strength. The 40mm case size and comfortable fit are also consistently mentioned. Reviewers did not reach a consensus on any weaknesses.

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.

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