Side by side

Borealis Watch Co. Bull Shark V2vsTissot Gentleman Open Heart

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

Bull Shark V2
Borealis Watch Co.Bull Shark V2
MSRP $495
Gentleman Open Heart
TissotGentleman Open Heart
MSRP $1,025

At a glance

14 of 29 specs differ
Diameter
Bull Shark V238mm
Gentleman Open Heart40mm
Power Reserve
Bull Shark V240h
Gentleman Open Heart80h
Water Resistance
Bull Shark V2300m
Gentleman Open Heart100m
MSRP
Bull Shark V2$495
Gentleman Open Heart$1,025

Full specifications

Case

6 specs
Category
Diver
Chronograph
Diameter
38mm
40mm
Thickness
12.60mm
11.5mm
Lug-to-Lug
47.00mm
40mm
Lug Width
20mm
21mm
Water Resistance
300m
100m

Crystal & Dial

5 specs
Crystal Shape
Flat
Domed
AR Coating
Inner
Yes
Dial Color
Black
Silver
Indices
Applied
Indexes
Lume
BGW9
Super-LumiNova ®

Movement

2 specs
Caliber
Miyota 9039
11 1/2'''
Power Reserve
40h
80h

Pricing

1 specs
MSRP
$495
$1,025

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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.

Borealis Watch Co. Bull Shark V2

The red bezel is a standout feature. The watch wears small, which is a concern for larger wrists.

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.

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