Side by side

Nivada Grenchen Antarctic 38mm AutomaticvsZelos Helmsman 3

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

Antarctic 38mm Automatic
Nivada GrenchenAntarctic 38mm Automatic
MSRP $945
Helmsman 3
ZelosHelmsman 3
MSRP $529

At a glance

14 of 29 specs differ
Diameter
Antarctic 38mm Automatic38mm
Helmsman 340mm
Power Reserve
Antarctic 38mm Automatic36h
Helmsman 340h
Water Resistance
Antarctic 38mm Automatic200m
Helmsman 3200m
MSRP
Antarctic 38mm Automatic$945
Helmsman 3$529

Full specifications

Case

7 specs
Category
Tool
Diver
Diameter
38mm
40mm
Thickness
10.1mm
11.5mm
Lug-to-Lug
46mm
40mm
Material
Stainless Steel
316L Stainless Steel
Finish
Brushed + Polished + Satin
Brushed and polished
Caseback
Display
Solid

Crystal & Dial

3 specs
Crystal
Sapphire
Domed Sapphire
Dial Color
Brown
SS - Frost
Lume
Super-LumiNova
None

Movement

3 specs
Caliber
Sellita SW200
Miyota 9015
Power Reserve
36h
40h
Complications
GMT
None

Pricing

1 specs
MSRP
$945
$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 Antarctic 38mm Automatic

Nivada Grenchen Antarctic 38mm Automatic owners widely praise its excellent quality for the price, with reviewers highlighting its authentic tropical dial recreation and attractive 38mm case proportions. Owners report accuracy ranging from +6 to +9 seconds per day, and one reviewer notes the Soprod P024 movement has a 38-hour power reserve. The included rally strap is considered mismatched by one reviewer, and the beige Super-LumiNova on a 35mm variant was described as too yellow. On balance, owners and reviewers rate the Nivada Grenchen Antarctic 38mm Automatic highly for its authentic design and excellent quality at its $750 price point.

Zelos Helmsman 3

Owners widely praise the Zelos Helmsman 3 for its exceptional finishing and polishing on the titanium case, with some noting it feels nicer than previous models. The unique Titanium Crystalline Dial and Damascus Titanium dial are frequently highlighted as aesthetically pleasing and head-turning features, especially considering the price point. The brushed beads of rice bracelet is described as fitting well, and the on-the-fly clasp is considered amazing. Lume is also noted as great, with lumed crowns being a positive observation. However, some owners report the watch can feel top-heavy with sharp edges, making it uncertain as a daily driver for some. The meteorite bezel is seen by one owner as not adding significant value, and the stock strap's keepers and stitching were considered to detract from the watch's appearance.

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