Side by side

Seestern S446 GMTvsZelos Skyraider 40 Skeleton

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

S446 GMT
SeesternS446 GMT
MSRP $299
Skyraider 40 Skeleton
ZelosSkyraider 40 Skeleton
MSRP $1,999

At a glance

15 of 29 specs differ
Diameter
S446 GMT39.5mm
Skyraider 40 Skeleton40mm
Power Reserve
S446 GMT41hh
Skyraider 40 Skeleton40h
Water Resistance
S446 GMT100m
Skyraider 40 Skeleton50m
MSRP
S446 GMT$299
Skyraider 40 Skeleton$1,999

Full specifications

Case

6 specs
Category
GMT
Skeleton
Diameter
39.5mm
40mm
Thickness
13mm
8.2mm
Lug-to-Lug
47mm
40mm
Material
316L Stainless Steel
Titanium
Water Resistance
100m
50m

Crystal & Dial

2 specs
Crystal Shape
Domed
Flat
Dial Color
Cream
Ti Damascus LE

Movement

6 specs
Caliber
Seiko NH34A GMT
Swiss Skeletonised Marvin 700
Type
Automatic
Manual
Beat Rate
3 vph
28,800 vph
Power Reserve
41hh
40h
Jewels
24
25
Complications
GMT, Date
None

Pricing

1 specs
MSRP
$299
$1,999

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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 Skyraider 40 Skeleton

The Zelos Skyraider 40 Skeleton is noted for its skeletonized dial and the use of BGW9 and C3 Super-LumiNova for legibility. It is powered by a manual-wind ETA 6498 movement, offering a 44-hour power reserve. On balance, the Zelos Skyraider 40 Skeleton is seen as a cool-looking option, though availability is a factor.

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