Side by side

Tissot Gentleman Open HeartvsLongines LONGINES SECTOR DIAL

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

Gentleman Open Heart
TissotGentleman Open Heart
MSRP $1,025
LONGINES SECTOR DIAL
LonginesLONGINES SECTOR DIAL
MSRP $2,750

At a glance

14 of 29 specs differ
Diameter
Gentleman Open Heart40mm
LONGINES SECTOR DIAL38.5mm
Power Reserve
Gentleman Open Heart80h
LONGINES SECTOR DIAL40h
Water Resistance
Gentleman Open Heart100m
LONGINES SECTOR DIAL30m
MSRP
Gentleman Open Heart$1,025
LONGINES SECTOR DIAL$2,750

Full specifications

Case

6 specs
Category
Chronograph
Diameter
40mm
38.5mm
Thickness
11.5mm
11mm
Lug-to-Lug
40mm
47.6mm
Lug Width
21mm
19mm
Water Resistance
100m
30m

Crystal & Dial

5 specs
Crystal Shape
Domed
Flat
AR Coating
Yes
Inner
Dial Color
Silver
Ivory
Indices
Indexes
Applied
Lume
Super-LumiNova ®
None

Movement

2 specs
Caliber
L893.5
Power Reserve
80h
40h

Pricing

1 specs
MSRP
$1,025
$2,750

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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 Gentleman Open Heart

Owners widely praise the Tissot Gentleman Open Heart for its versatile dressy-sporty aesthetic and elegant sunburst dial finish, with one owner preferring its less shiny blue dial compared to other versions. The watch offers excellent fit and bracelet adjustability, and its modified Powermatic 80 movement achieves COSC-level accuracy of -3 to +5 seconds/day, though the seconds hand movement is slightly less smooth at 6 movements per second. However, one owner reported the watch arrived non-functional, requiring a return due to an inoperable movement. On balance, owners rate the Tissot Gentleman Open Heart highly for its aesthetic appeal and accurate timekeeping, despite a reported instance of a faulty movement.

LONGINES SECTOR DIAL

The Longines Sector Dial wins broad praise for its faithful 1934-inspired sector dial design and exceptional readability, paired with a well-proportioned 38.5mm case that appeals to fans of vintage proportions. Owners consistently highlight the dial's visual presence in sunlight and strong value relative to Longines' current positioning, while reviewers commend the modern L893 movement with silicon hairspring and clean finishing. The 47mm lug-to-lug length and 19mm lug width draw mixed reactions — some find the lugs elongated for the case size, and one owner views the strap width as undersizing the case proportionally; others note the small seconds subdial bisects the 6, and the polished caseback invites scratches. The 30-meter water resistance is flagged as modest for daily wear.

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