Side by side

Citizen Tsuyosa 60vsIslander Islander Greenport 39mm Dive Watch with Black and White Dial #ISL-300

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

Tsuyosa 60
CitizenTsuyosa 60
MSRP $431
Islander Greenport 39mm Dive Watch with Black and White Dial #ISL-300
IslanderIslander Greenport 39mm Dive Watch with Black and White Dial #ISL-300
MSRP $399

At a glance

16 of 29 specs differ
Diameter
Tsuyosa 6040mm
Islander Greenport 39mm Dive Watch with Black and White Dial #ISL-30039mm
Power Reserve
Tsuyosa 6060h
Islander Greenport 39mm Dive Watch with Black and White Dial #ISL-300
Water Resistance
Tsuyosa 6050m
Islander Greenport 39mm Dive Watch with Black and White Dial #ISL-300200m
MSRP
Tsuyosa 60$431
Islander Greenport 39mm Dive Watch with Black and White Dial #ISL-300$399

Full specifications

Case

7 specs
Category
Sport
Diver
Diameter
40mm
39mm
Thickness
12mm
13mm
Lug-to-Lug
46mm
0mm
Finish
Brushed and polished
Water Resistance
50m
200m
Caseback
Solid
Screw-down

Crystal & Dial

4 specs
Crystal Shape
Flat
AR Coating
Inner
Underside
Dial Color
Black
Indices
Applied

Movement

4 specs
Caliber
8310
Miyota 8205
Beat Rate
28,800 vph
0 vph
Power Reserve
60h
0h
Jewels
25
0

Pricing

1 specs
MSRP
$431
$399

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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 60

Owners widely praise the Citizen Tsuyosa 60 for its textured dial, refined 5-link bracelet, and upgraded 60-hour power reserve movement, with many finding it offers excellent value and attractive case finishing. Some owners note the small crown can be difficult to manipulate and wind. Accuracy figures vary, with one source stating -20 to +40 seconds per day, while others do not specify. The watch is priced starting at $575. On balance, owners and reviewers rate the Citizen Tsuyosa 60 highly for its attractive dial and upgraded movement at its price point.

Islander Greenport 39mm Dive Watch with Black and White Dial #ISL-300

The Islander Greenport 39mm Dive Watch with Black and White Dial #ISL-300 is praised for its 39mm size and comfortable fit, with its bi-directional dual time bezel noted as a useful feature for tracking different time zones. Owners appreciate the lumed ceramic bezel and the slightly domed sapphire crystal. One owner specifically highlights the dial layout as a strong positive. The screw-down crown is also mentioned as a nice touch. On balance, owners rate the Islander Greenport 39mm Dive Watch with Black and White Dial #ISL-300 highly for its wearability and functional bezel.

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