Side by side

Phoibos Voyager GMTvsSugess Seestern S434 Pro Diver

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

Voyager GMT
PhoibosVoyager GMT
MSRP $429
Seestern S434 Pro Diver
SugessSeestern S434 Pro Diver
MSRP $249

At a glance

14 of 29 specs differ
Diameter
Voyager GMT39mm
Seestern S434 Pro Diver40mm
Power Reserve
Voyager GMT40h
Seestern S434 Pro Diver40h
Water Resistance
Voyager GMT100m
Seestern S434 Pro Diver200m
MSRP
Voyager GMT$429
Seestern S434 Pro Diver$249

Full specifications

Case

7 specs
Category
GMT
Diver
Diameter
39mm
40mm
Thickness
13.2mm
12mm
Lug-to-Lug
45mm
46mm
Material
Stainless Steel
Stainless Steel/Rose Gold
Water Resistance
100m
200m
Caseback
Solid
Engraved

Crystal & Dial

3 specs
AR Coating
Yes
Inner
Dial Color
Red
2 Salmon
Lume
Super-LumiNova
Super-LumiNova BGW9

Movement

3 specs
Caliber
SII NH34
NH35
Beat Rate
28,800 vph
3 vph
Complications
None
GMT, Chronograph, Moonphase, Date

Pricing

1 specs
MSRP
$429
$249

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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.

Phoibos Voyager GMT

Owners widely praise the Phoibos Voyager GMT for its exceptional fit and finish, attractive dials that play with light, and outstanding lume. The bezel action is described as perfect with a grippy, smooth-threaded crown, and the bracelet clasp is noted as high quality for the price. Accuracy varies, with one owner reporting +1/+2 seconds per day and another around -6 seconds per day. Some owners find the 14.5mm thickness chunky and difficult to wear with long sleeves, and the 24-click bezel limits tracking to hour-offset time zones. The date color can blend into the dial, and the date wheel may show slight misalignment. On balance, owners rate the Phoibos Voyager GMT highly for its vibrant dials and excellent value.

Sugess Seestern S434 Pro Diver

Owners widely praise the Sugess Seestern S434 Pro Diver for its impressive finishing and craftsmanship at its price point, highlighting the applied indices that play with light, excellent BGW9 lume, and attractive color options. Specific positive notes include the domed sapphire crystal, short lug-to-lug, and on-the-fly clasp adjustment. However, some owners report quality control issues such as misaligned bezels or indices, while others with V2 models experience no such problems. Caveats include slight bezel back play, light AR coating on the crystal, and a clasp that could be smoother, with one owner desiring a color-matched date wheel. On balance, owners rate the Sugess Seestern S434 Pro Diver highly for its exceptional value and build quality, particularly the dial finishing and lume.

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