Side by side

Seestern S446 GMTvsZelos Helmsman 3

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

S446 GMT
SeesternS446 GMT
MSRP $299
Helmsman 3
ZelosHelmsman 3
MSRP $529

At a glance

14 of 29 specs differ
Diameter
S446 GMT39.5mm
Helmsman 340mm
Power Reserve
S446 GMT41hh
Helmsman 340h
Water Resistance
S446 GMT100m
Helmsman 3200m
MSRP
S446 GMT$299
Helmsman 3$529

Full specifications

Case

5 specs
Category
GMT
Diver
Diameter
39.5mm
40mm
Thickness
13mm
11.5mm
Lug-to-Lug
47mm
40mm
Water Resistance
100m
200m

Crystal & Dial

3 specs
Crystal
Sapphire
Domed Sapphire
Crystal Shape
Domed
Flat
Dial Color
Cream
SS - Frost

Movement

5 specs
Caliber
Seiko NH34A GMT
Miyota 9015
Beat Rate
3 vph
28,800 vph
Power Reserve
41hh
40h
Jewels
24
25
Complications
GMT, Date
None

Pricing

1 specs
MSRP
$299
$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.

Seestern S446 GMT

Owners widely praise the Seestern S446 GMT for its stunning finishing and extreme value, with a sapphire crystal and adjustable clasp. The winding action is noted as buttery smooth, and the 39.5mm case size is considered very wearable. Some owners, however, flag the lume as a weak point and one owner found the bracelet clasp lacked sufficient micro-adjustment. The Seestern S446 GMT is considered an extreme value for the dollar. Overall, owners rate the Seestern S446 GMT highly for its exceptional finishing and value proposition at its 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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