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Nivada Grenchen F77 MK2 38mm AutomaticvsFormex Reef 42 mm

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

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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 MK2 38mm Automatic

Owners widely praise the Nivada Grenchen F77 MK2 38mm Automatic for its excellent wearability, with its 38mm size and comfortable, flat-laying case and downturned lugs fitting well on smaller wrists. Reviewers and owners alike highlight its slick fit and finish, unique dial options including Lapis, and strong value proposition as an integrated bracelet watch. One owner notes the Soprod P024 automatic movement offers solid performance. Overall, owners and reviewers rate the Nivada Grenchen F77 MK2 38mm Automatic highly for its comfortable wearability and unique dial aesthetics at its price point.

From video reviewers

The watch features an architectural design with an octagonal case and integrated bracelet. The case finishing is noted as a strength. The bracelet comfort was mentioned by one reviewer and the dial presence by another, but these were not shared points.

Formex Reef 42 mm

The Formex Reef 42 mm is widely praised for its comfortable bracelet featuring a micro-adjust clasp, COSC-certified Sellita movement, and excellent build quality. Owners appreciate the gradient dial's visual appeal and the overall wearability. Some owners note the seconds hand does not perfectly align with markers, and one owner found the lugs' taper hinders third-party strap fit. The bracelet's length and sporty design are noted as limiting versatility by some. On balance, owners and reviewers rate the Formex Reef 42 mm highly for its impressive wearability and value at the price point.

At a glance

14 of 29 specs differ
Diameter
F77 MK2 38mm Automatic38mm
Reef 42 mm42mm
Power Reserve
F77 MK2 38mm Automatic38h
Reef 42 mm56h
Water Resistance
F77 MK2 38mm Automatic100m
Reef 42 mm300m
MSRP
F77 MK2 38mm Automatic$1,360
Reef 42 mm$2,414

Full specifications

Case

6 specs
Category
Chronograph
Diver
Diameter
38mm
42mm
Thickness
12.2mm
11.4mm
Lug-to-Lug
46.2mm
47mm
Water Resistance
100m
300m
Caseback
316L Steel Caseback

Crystal & Dial

3 specs
AR Coating
Underside
Dial Color
Black Gem Onyx Dial, Super Lum. White Dots, Shiny Gold Applied Indexes, Applied Logo Gold color
Black
Indices
Applied

Movement

4 specs
Caliber
Soprod M100
Sellita SW300-1
Beat Rate
28 vph
0 vph
Power Reserve
38h
56h
Jewels
25
0

Pricing

1 specs
MSRP
$1,360
$2,414
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