Side by side

Seestern S446 GMTvsHELM Vanuatu Titanium

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

S446 GMT
SeesternS446 GMT
MSRP $299
Vanuatu Titanium
HELMVanuatu Titanium
MSRP $350

At a glance

16 of 29 specs differ
Diameter
S446 GMT39.5mm
Vanuatu Titanium42mm
Power Reserve
S446 GMT41hh
Vanuatu Titanium40h
Water Resistance
S446 GMT100m
Vanuatu Titanium300m
MSRP
S446 GMT$299
Vanuatu Titanium$350

Full specifications

Case

7 specs
Category
GMT
Diver
Diameter
39.5mm
42mm
Thickness
13mm
14mm
Lug-to-Lug
47mm
50mm
Lug Width
20mm
22mm
Material
316L Stainless Steel
Titanium
Water Resistance
100m
300m

Crystal & Dial

4 specs
Crystal Shape
Domed
Flat
AR Coating
Inner
Yes
Dial Color
Cream
Black
Lume
None
Super-LumiNova

Movement

4 specs
Caliber
Seiko NH34A GMT
Seiko Instruments NH35
Beat Rate
3 vph
28,800 vph
Power Reserve
41hh
40h
Complications
GMT, Date
Date

Pricing

1 specs
MSRP
$299
$350

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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.

HELM Vanuatu Titanium

The HELM Vanuatu Titanium is widely praised by owners for its lightweight titanium construction, brushed gunmetal finish, simple design, legible hands and markers, and excellent lume, offering significant value at $300. Owners note the watch looks good in person and express enthusiasm for their existing Vanuatu Ti models. Some owners wish for Miyota 9x movements in place of the NH series. The unhardened titanium scratches easily, and the 42mm case may be too large for smaller wrists. A significant drawback is the long waiting list. On balance, owners rate the HELM Vanuatu Titanium highly for its lightweight titanium build and excellent lume at the price point.

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