Side by side

Seestern S446 GMTvsZelos Spearfish 3

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

S446 GMT
SeesternS446 GMT
MSRP $299
Spearfish 3
ZelosSpearfish 3
MSRP $749

At a glance

13 of 29 specs differ
Diameter
S446 GMT39.5mm
Spearfish 340mm
Power Reserve
S446 GMT41hh
Spearfish 340h
Water Resistance
S446 GMT100m
Spearfish 3200m
MSRP
S446 GMT$299
Spearfish 3$749

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

2 specs
Crystal Shape
Domed
Flat
Dial Color
Cream
Diver - Forged Carbon

Movement

5 specs
Caliber
Seiko NH34A GMT
La Joux-Perret G100
Beat Rate
3 vph
28,800 vph
Power Reserve
41hh
40h
Jewels
24
25
Complications
GMT, Date
None

Pricing

1 specs
MSRP
$299
$749

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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 Spearfish 3

The Zelos Spearfish 3 is widely praised for its exceptional finishing, with razor-sharp polish and flawless brushed transitions that owners feel exceed its price point. The 40mm case is noted for its wearability, and the La Joux-Perret G100 movement offers a 68-hour power reserve, with reported accuracy averaging +2.6 seconds per day. Reviewers highlight the exceptionally smooth bi-directional bezel and a tool-less micro-adjustment clasp described as best-in-class among microbrands. The sapphire sandwich construction and lumed bezel are also cited as desirable features. Overall, owners and reviewers rate the Zelos Spearfish 3 highly for its outstanding finishing and value at its price point.

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