Side by side

Nivada Grenchen F77 MK2 38mm AutomaticvsHalios Seaforth IV

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 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.

Halios Seaforth IV

Owners widely praise the Halios Sunburst Blue for its perfect 40mm size, stunning sunburst dial, and excellent lume, with one owner calling it Halios's best effort and a potential "Omega AT killer." The ETA 2824 movement is noted as running smoothly, and the watch is considered a great value with strong resale. Some owners desire larger sizes or different dial colors, and one reviewer found the Sinn 556i more versatile. The sapphire bezel is described as tall and flat, which is a point of contention for some. Overall, owners rate the Halios Sunburst Blue highly for its design, size, and value.

From video reviewers

The sunburst blue dial is a standout feature. Limited water resistance is a shared concern.

At a glance

18 of 29 specs differ
Diameter
F77 MK2 38mm Automatic38mm
Seaforth IV40mm
Power Reserve
F77 MK2 38mm Automatic38h
Seaforth IV
Water Resistance
F77 MK2 38mm Automatic100m
Seaforth IV200m
MSRP
F77 MK2 38mm Automatic$1,360
Seaforth IV$765

Full specifications

Case

8 specs
Category
Chronograph
Diver
Diameter
38mm
40mm
Thickness
12.2mm
12.4mm
Lug-to-Lug
46.2mm
46.5mm
Lug Width
22mm
20mm
Material
Stainless Steel
Titanium
Water Resistance
100m
200m
Caseback
316L Steel Caseback

Crystal & Dial

5 specs
Crystal
Sapphire
Sapphire (double-domed)
AR Coating
Underside
Dial Color
Black Gem Onyx Dial, Super Lum. White Dots, Shiny Gold Applied Indexes, Applied Logo Gold color
Blue
Indices
Applied
Lume
Super-LumiNova
None

Movement

4 specs
Caliber
Soprod M100
Sellita SW200-1
Beat Rate
28 vph
0 vph
Power Reserve
38h
0h
Jewels
25
0

Pricing

1 specs
MSRP
$1,360
$765
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