Side by side

Tissot Le Locle Open HeartvsYema Navygraf Pearl CMM.20

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 Pearl CMM.20
YemaNavygraf Pearl CMM.20
MSRP $1,862

At a glance

11 of 29 specs differ
Diameter
Le Locle Open Heart39.3mm
Navygraf Pearl CMM.2039mm
Power Reserve
Le Locle Open Heart80h
Navygraf Pearl CMM.2040h
Water Resistance
Le Locle Open Heart30m
Navygraf Pearl CMM.20100m
MSRP
Le Locle Open Heart$995
Navygraf Pearl CMM.20$1,862

Full specifications

Case

5 specs
Category
Chronograph
Diver
Diameter
39.3mm
39mm
Lug-to-Lug
39.3mm
46mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
30m
100m

Crystal & Dial

3 specs
Crystal
Sapphire
Domed Sapphire
Dial Color
Silver
Pearl
Indices
Roman
Applied

Movement

2 specs
Caliber
11 1/2'''
Yema CMM.20
Power Reserve
80h
40h

Pricing

1 specs
MSRP
$995
$1,862

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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 Pearl CMM.20

The Yema Navygraf Pearl CMM.20 is praised for its elegant and slim case design, measuring between 9.5mm and 9.75mm thick, and its unique mother-of-pearl dial and bezel. The watch features functional dive watch elements like 200-meter water resistance and is powered by the in-house CMM.20 micro-rotor movement, which offers a 70-hour power reserve and is adjusted to -3/+7 seconds a day. Overall, reviewers highlight the Yema Navygraf Pearl CMM.20's sophisticated aesthetic and slim profile as its primary strengths.

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