Side by side

Baltic Hermétique SummervsYema Navygraf Marine Nationale Quartz

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

Hermétique Summer
BalticHermétique Summer
MSRP $594
Navygraf Marine Nationale Quartz
YemaNavygraf Marine Nationale Quartz
MSRP $499

At a glance

14 of 29 specs differ
Diameter
Hermétique Summer37mm
Navygraf Marine Nationale Quartz39mm
Power Reserve
Hermétique Summer42h
Navygraf Marine Nationale Quartz40h
Water Resistance
Hermétique Summer150m
Navygraf Marine Nationale Quartz100m
MSRP
Hermétique Summer$594
Navygraf Marine Nationale Quartz$499

Full specifications

Case

7 specs
Category
Dress
Diver
Diameter
37mm
39mm
Thickness
10.8mm
11mm
Lug-to-Lug
46mm
Lug Width
20mm
19mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
150m
100m

Crystal & Dial

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

Movement

3 specs
Caliber
Miyota 9039
Type
Automatic
Quartz
Power Reserve
42h
40h

Pricing

1 specs
MSRP
$594
$499

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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.

Yema Navygraf Marine Nationale Quartz

Owners praise the Yema Navygraf Marine Nationale Quartz for its well-made case, clean legible dial, and comfortable 39mm size, with one noting its thin profile for 300m water resistance. Accuracy figures vary, with one owner reporting +6 seconds per day and another seeing it keep within COSC time. Minor criticisms include a steel bracelet with a slight rattle and sharp edges, bent bracelet pins, and in one instance, crooked dial printing. On balance, owners find the Yema Navygraf Marine Nationale Quartz offers good value and wearability, with its French design and thinner case being key highlights.

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