Side by side

Tissot Le Locle Open HeartvsYema Navygraf Marine Nationale Quartz

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

Le Locle Open Heart
TissotLe Locle Open Heart
MSRP $995
Navygraf Marine Nationale Quartz
YemaNavygraf Marine Nationale Quartz
MSRP $499

At a glance

12 of 29 specs differ
Diameter
Le Locle Open Heart39.3mm
Navygraf Marine Nationale Quartz39mm
Power Reserve
Le Locle Open Heart80h
Navygraf Marine Nationale Quartz40h
Water Resistance
Le Locle Open Heart30m
Navygraf Marine Nationale Quartz100m
MSRP
Le Locle Open Heart$995
Navygraf Marine Nationale Quartz$499

Full specifications

Case

6 specs
Category
Chronograph
Diver
Diameter
39.3mm
39mm
Thickness
9.75mm
11mm
Lug-to-Lug
39.3mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
30m
100m

Crystal & Dial

2 specs
Dial Color
Silver
Standard
Indices
Roman
Applied

Movement

3 specs
Caliber
11 1/2'''
Type
Automatic
Quartz
Power Reserve
80h
40h

Pricing

1 specs
MSRP
$995
$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.

Tissot Le Locle Open Heart

Owners widely praise the Tissot Le Locle Open Heart for its elegant aesthetic, featuring a guilloché dial and Roman numerals, and appreciate its practical 80-hour power reserve and Nivachron hairspring. The watch is also noted for offering dual bracelet and strap options, along with a see-through case back. However, one owner flags negative community feedback regarding the comfort of the synthetic leather strap. Overall, owners rate the Tissot Le Locle Open Heart highly for its attractive design and impressive technical specifications at its 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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