Side by side

Baltic Hermétique SummervsSugess Seestern S434 Pro Diver

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

Hermétique Summer
BalticHermétique Summer
MSRP $594
Seestern S434 Pro Diver
SugessSeestern S434 Pro Diver
MSRP $249
What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Baltic Hermétique Summer

Reviewers highlight the Baltic Hermétique Summer's compact 37mm brushed case with a polished bezel and 150 meters of water resistance. The watch features glossy dials in bright colors with raised BGW9 Super-LumiNova indices that emit a strong blue glow, and it comes with color-matched FKM rubber straps or Baltic bracelets. The Miyota 9039 movement supports hacking and hand-winding. However, the recessed crown can be difficult to manipulate if fingernails are not long enough, and the movement has a stated accuracy of -10/+30 seconds per day. Overall, reviewers praise the Baltic Hermétique Summer for its well-balanced, colorful dials and strong lume at an affordable price point.

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.

At a glance

14 of 29 specs differ
Diameter
Hermétique Summer37mm
Seestern S434 Pro Diver40mm
Power Reserve
Hermétique Summer42h
Seestern S434 Pro Diver40h
Water Resistance
Hermétique Summer150m
Seestern S434 Pro Diver200m
MSRP
Hermétique Summer$594
Seestern S434 Pro Diver$249

Full specifications

Case

6 specs
Category
Dress
Diver
Diameter
37mm
40mm
Thickness
10.8mm
12mm
Material
Stainless Steel
Stainless Steel/Rose Gold
Water Resistance
150m
200m
Caseback
Solid
Engraved

Crystal & Dial

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

Movement

4 specs
Caliber
Miyota 9039
NH35
Beat Rate
28,800 vph
3 vph
Power Reserve
42h
40h
Complications
None
GMT, Chronograph, Moonphase, Date

Pricing

1 specs
MSRP
$594
$249
Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Follow this matchup

Get a note when Baltic Hermétique Summer vs Sugess Seestern S434 Pro Diver gets more votes, a community discussion, or a price drop. No account needed.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.