Side by side

Islander Islander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-316vsTudor Black Bay Bronze

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

Islander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-316
IslanderIslander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-316
MSRP $379
Black Bay Bronze
TudorBlack Bay Bronze
MSRP $5,425

At a glance

16 of 29 specs differ
Diameter
Islander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-31640mm
Black Bay Bronze43mm
Power Reserve
Islander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-316
Black Bay Bronze70h
Water Resistance
Islander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-316200m
Black Bay Bronze200m
MSRP
Islander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-316$379
Black Bay Bronze$5,425

Full specifications

Case

8 specs
Category
GMT
Diver
Diameter
40mm
43mm
Thickness
14mm
14.6mm
Lug-to-Lug
48mm
46mm
Lug Width
20mm
23mm
Material
Stainless Steel
Bronze
Finish
Satin
Caseback
Screw-down
Engraved

Crystal & Dial

3 specs
Crystal Shape
Flat
AR Coating
Underside
Dial Color
Grey

Movement

4 specs
Caliber
Seiko NH34
MT5601
Power Reserve
0h
70h
Hacking
Yes
No
Hand-winding
Yes
No

Pricing

1 specs
MSRP
$379
$5,425

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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.

Islander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-316

Islander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-316 offers excellent value at $329 MSRP, featuring a handsome anthracite dial with applied indices, a sapphire crystal, and a quality 120-click unidirectional bezel. Owners highlight the NH34 movement and well-proportioned 40x48x20mm case. Overall, owners rate the Islander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-316 highly for its value and feature set at the price point.

Tudor Black Bay Bronze

The Tudor Black Bay Bronze is widely praised for its unique, evolving aesthetic due to its bronze case that develops a pleasing patina over time, with owners finding this gradual aging process incrementally pleasurable and ideal for summer wear. Reviewers highlight its robust construction, in-house MT5601 movement with a 70-hour power reserve and excellent accuracy, with one source reporting it losing about one second every three days. The 43mm case size is noted as being larger than other Black Bay models, and while some find it surprisingly comfortable and well-proportioned with its Arabic numerals, others consider it too large and bold for daily wear under a suit cuff, with the bronze case deemed less smart than steel. The matte brown dial with an explorer-style layout and gilt snowflake hands are also frequently mentioned features. One owner specifically praised the bezel's feel as the best on the market, though another reviewer found the dial numerals and lume weak.

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