Side by side

Seestern S446 GMTvsWolbrook Skindiver Professional

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

S446 GMT
SeesternS446 GMT
MSRP $299
Skindiver Professional
WolbrookSkindiver Professional
MSRP $430

At a glance

14 of 29 specs differ
Diameter
S446 GMT39.5mm
Skindiver Professional40mm
Power Reserve
S446 GMT41hh
Skindiver Professional40h
Water Resistance
S446 GMT100m
Skindiver Professional120m
MSRP
S446 GMT$299
Skindiver Professional$430

Full specifications

Case

5 specs
Category
GMT
Diver
Diameter
39.5mm
40mm
Lug-to-Lug
47mm
Material
316L Stainless Steel
Titanium
Water Resistance
100m
120m

Crystal & Dial

3 specs
Crystal
Sapphire
Domed Sapphire
Crystal Shape
Domed
Flat
Dial Color
Cream
Black

Movement

5 specs
Caliber
Seiko NH34A GMT
Miyota 8315
Beat Rate
3 vph
28,800 vph
Power Reserve
41hh
40h
Jewels
24
25
Complications
GMT, Date
None

Pricing

1 specs
MSRP
$299
$430

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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.

Wolbrook Skindiver Professional

Owners widely praise the Wolbrook Skindiver Professional for its vintage aesthetic, legibility, and comfortable wearability, with many highlighting its good lume and attractive design. Specific positives include a well-made Beads of Rice bracelet with micro-adjust, drilled lugs, and a sapphire crystal. However, reviewers and owners note several drawbacks: the lume on the bezel triangle does not match the hands, and overall lume performance is criticized by one source. The Miyota 8315 movement is a point of contention for some, who feel a higher-tier movement would be more appropriate for the price, and "Miyota stutter" is a potential concern. One reviewer scored the watch 5/10, citing mismatched lume, poor lume performance, bezel wobble, and the watch sitting too high on its strap. On balance, owners appreciate the Wolbrook Skindiver Professional for its retro charm and solid build for the price, despite some reservations about the movement and lume consistency.

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