Side by side

Astor + Banks Fortitude ProvsTudor Black Bay 58 GMT

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

Fortitude Pro
Astor + BanksFortitude Pro
MSRP $675
Black Bay 58 GMT
TudorBlack Bay 58 GMT
MSRP $5,525

At a glance

19 of 29 specs differ
Diameter
Fortitude Pro38.5mm
Black Bay 58 GMT39mm
Power Reserve
Fortitude Pro40h
Black Bay 58 GMT65h
Water Resistance
Fortitude Pro200m
Black Bay 58 GMT200m
MSRP
Fortitude Pro$675
Black Bay 58 GMT$5,525

Full specifications

Case

8 specs
Category
Sport
GMT
Diameter
38.5mm
39mm
Thickness
11.9mm
12.8mm
Lug-to-Lug
45.5mm
Lug Width
20mm
12.8mm
Material
316L Stainless Steel
Stainless Steel
Finish
Brushed and polished
Polished + Satin
Caseback
Solid
Solid screw-down

Crystal & Dial

3 specs
Crystal Shape
Flat
AR Coating
Inner
Dial Color
Magenta
Black

Movement

7 specs
Caliber
Miyota 9015
MT5450-U
Beat Rate
28,800 vph
0 vph
Power Reserve
40h
65h
Jewels
25
0
Hacking
Yes
No
Hand-winding
Yes
No
Complications
None
GMT

Pricing

1 specs
MSRP
$675
$5,525

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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.

Astor + Banks Fortitude Pro

Owners and reviewers widely praise the Astor + Banks Fortitude Pro for its scratch-resistant coating, thin and compact 38.5mm case, and versatile dial options. The layered finishing with polished chamfers and comfortable bracelet are frequently highlighted as strong points, contributing to its wearability. One owner notes good timekeeping, while a reviewer states the Miyota 9015 movement is adjusted to +/-10 seconds per day. A potential drawback mentioned is the date numeral appearing in half shadow due to anti-magnetic shielding, and one owner considers the bracelet clasp dated. Overall, owners and reviewers rate the Astor + Banks Fortitude Pro highly for its durable construction and thoughtful design at its price point.

Tudor Black Bay 58 GMT

The Tudor Black Bay 58 GMT is widely praised for its functional, proportional, and ergonomic design, wearing identically to the standard Black Bay 58 and feeling substantial without being oversized. Owners are very happy with the 39mm case proportions, noting an improved 12.8mm height. The gilt dial aesthetics and gilt-effect accents are a point of praise for some, while others find them divisive. The Tudor Black Bay 58 GMT features the METAS-certified MT5450-U movement, which is anti-magnetic to 15,000 Gauss and offers a 65-hour power reserve. On balance, owners and reviewers rate the Tudor Black Bay 58 GMT highly for its improved case proportions and gilt dial aesthetics.

From video reviewers

The comfortable 39mm case size is a significant strength. The value at its price point is also a shared positive. Reviewers did not reach a consensus on any weaknesses.

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