Side by side

Baltic Hermétique SummervsZelos Aurora Moonphase

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

Hermétique Summer
BalticHermétique Summer
MSRP $594
Aurora Moonphase
ZelosAurora Moonphase
MSRP $949

At a glance

12 of 29 specs differ
Diameter
Hermétique Summer37mm
Aurora Moonphase39mm
Power Reserve
Hermétique Summer42h
Aurora Moonphase40h
Water Resistance
Hermétique Summer150m
Aurora Moonphase200m
MSRP
Hermétique Summer$594
Aurora Moonphase$949

Full specifications

Case

6 specs
Category
Dress
Moonphase
Diameter
37mm
39mm
Thickness
10.8mm
12.5mm
Lug-to-Lug
46mm
39mm
Material
Stainless Steel
Titanium
Water Resistance
150m
200m

Crystal & Dial

3 specs
AR Coating
Yes
Inner
Dial Color
Orange
Meteorite
Lume
BGW9
None

Movement

2 specs
Caliber
Miyota 9039
Sellita SW288
Power Reserve
42h
40h

Pricing

1 specs
MSRP
$594
$949

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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.

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.

Zelos Aurora Moonphase

Owners widely praise Zelos for offering excellent value, solid build quality, and enthusiast-friendly designs, with unique dial variants often selling out quickly. The Zelos Aurora Moonphase is noted as a desirable model, though finding one can be challenging. Some owners find Zelos's designs, including those of the Aurora line, to be too flashy for everyday wear, preferring a more subdued aesthetic. One owner reported their Zelos Aurora Nebula 38mm running at -5.3 seconds per day. Overall, owners rate the Zelos Aurora Moonphase highly for its desirable microbrand status and unique dial appeal.

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