Side by side

Citizen Tsuyosa ShorevsFormex Reef 39.5 mm

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

Tsuyosa Shore
CitizenTsuyosa Shore
MSRP $495
Reef 39.5 mm
FormexReef 39.5 mm
MSRP $2,230

At a glance

10 of 29 specs differ
Diameter
Tsuyosa Shore40mm
Reef 39.5 mm39.5mm
Power Reserve
Tsuyosa Shore42h
Reef 39.5 mm56h
Water Resistance
Tsuyosa Shore100m
Reef 39.5 mm300m
MSRP
Tsuyosa Shore$495
Reef 39.5 mm$2,230

Full specifications

Case

5 specs
Diameter
40mm
39.5mm
Thickness
12mm
11mm
Lug-to-Lug
46mm
45.5mm
Lug Width
9mm
22mm
Water Resistance
100m
300m

Crystal & Dial

2 specs
Dial Color
Navy
Bahama Blue
Lume
None
Super-LumiNova

Movement

2 specs
Caliber
8210
Sellita SW300-1
Power Reserve
42h
56h

Pricing

1 specs
MSRP
$495
$2,230

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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.

Citizen Tsuyosa Shore

The Citizen Tsuyosa Shore is widely regarded as a versatile sports-casual watch with a sunray-brushed dial, luminous hands and markers, and a 100-meter water resistance. It features a unidirectional rotating bezel with a 60-minute aluminum insert and a President-style bracelet noted for its comfort and mix of finishes. The watch is powered by the in-house automatic Calibre 8210 movement. While it offers 100m WR and a rotating bezel, it is not considered a true diver's watch as it does not meet ISO certification or tool-watch standards. On balance, owners and reviewers appreciate the Citizen Tsuyosa Shore for its accessible pricing and everyday wearability as a lifestyle-oriented timepiece.

Formex Reef 39.5 mm

The Formex Reef 39.5 mm is widely praised for its refined finishing, comfortable and well-proportioned case design, and impressive specifications for its price point, including COSC-certified Sellita SW300-1 movement and 300m water resistance. Owners and reviewers highlight the tool-less micro-adjust clasp and quick-release spring bars as practical features. Some reviewers note that the 22mm lug width feels slightly disproportionate to the smaller case, and the bracelet could benefit from more taper, though this is a point of contention for some owners who value the overall package. A prototype crown protrusion issue is noted as being addressed for production. On balance, owners and reviewers rate the Formex Reef 39.5 mm highly for its excellent value and well-executed design.

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