Side by side

Sugess Seestern S434 Pro DivervsSpinnaker Bradner GMT

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

Seestern S434 Pro Diver
SugessSeestern S434 Pro Diver
MSRP $249
Bradner GMT
SpinnakerBradner GMT
MSRP $299

At a glance

14 of 29 specs differ
Diameter
Seestern S434 Pro Diver40mm
Bradner GMT42mm
Power Reserve
Seestern S434 Pro Diver40h
Bradner GMT40h
Water Resistance
Seestern S434 Pro Diver200m
Bradner GMT180m
MSRP
Seestern S434 Pro Diver$249
Bradner GMT$299

Full specifications

Case

8 specs
Category
Diver
GMT
Diameter
40mm
42mm
Thickness
12mm
15mm
Lug-to-Lug
46mm
50mm
Lug Width
20mm
22mm
Material
Stainless Steel/Rose Gold
316L Stainless Steel
Water Resistance
200m
180m
Caseback
Engraved
Solid

Crystal & Dial

2 specs
Dial Color
2 Salmon
Brown
Lume
Super-LumiNova BGW9
None

Movement

3 specs
Caliber
NH35
Seiko NH34A
Beat Rate
3 vph
28,800 vph
Complications
GMT, Chronograph, Moonphase, Date
None

Pricing

1 specs
MSRP
$249
$299

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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.

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.

Spinnaker Bradner GMT

The Spinnaker Bradner GMT is praised for its awesome lume and comfortable wearability, with one owner noting the rubber strap is very comfortable and the beads of rice bracelet fits well on smaller wrists. Some find its 15mm thickness and bold colorway may not appeal to everyone, and one owner views it as more of a casual GMT with tool-watch styling than a diver. Overall, owners rate the Spinnaker Bradner GMT highly for its value and comfortable wearability.

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