Side by side

Astor + Banks Sea Ranger M2vsTudor Black Bay 58 18K

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

Sea Ranger M2
Astor + BanksSea Ranger M2
MSRP $1,149
Black Bay 58 18K
TudorBlack Bay 58 18K
MSRP $22,550

At a glance

18 of 29 specs differ
Diameter
Sea Ranger M240mm
Black Bay 58 18K39mm
Power Reserve
Sea Ranger M240h
Black Bay 58 18K70h
Water Resistance
Sea Ranger M2300m
Black Bay 58 18K200m
MSRP
Sea Ranger M2$1,149
Black Bay 58 18K$22,550

Full specifications

Case

7 specs
Diameter
40mm
39mm
Thickness
12.5mm
12.7mm
Lug-to-Lug
45.5mm
46mm
Material
316L Stainless Steel
18k Yellow Gold
Finish
Brushed and polished
Satin
Water Resistance
300m
200m
Caseback
Solid
Solid screw-down

Crystal & Dial

4 specs
Crystal Shape
Flat
AR Coating
Inner
Dial Color
Tobacco
Green
Indices
Applied

Movement

6 specs
Caliber
La Joux-Perret G100
MT5400
Beat Rate
28,800 vph
0 vph
Power Reserve
40h
70h
Jewels
25
0
Hacking
Yes
No
Hand-winding
Yes
No

Pricing

1 specs
MSRP
$1,149
$22,550

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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 Sea Ranger M2

The Astor + Banks Sea Ranger M2 is widely praised for its balanced design, excellent legibility, and strong GADA (go-anywhere, do-anything) capabilities, featuring 300m water resistance and a scratch-resistant coating. Reviewers note its comfortable 40mm case size and good lume, though one source describes it as good but not great. The movement is a Sellita SW200 adjusted by the brand, with accuracy reported around ±8 seconds per day. The pre-order price is $650, with a standard price of $850. On balance, reviewers find the Astor + Banks Sea Ranger M2 to be a compelling option due to its functional design and robust specifications.

Tudor Black Bay 58 18K

Owners appreciate the substantial feel of the 18K gold Tudor Black Bay 58 on the wrist, with reviewers noting the brushed gold finishing and 39mm case size. The watch is powered by the COSC-certified Manufacture Caliber MT5400 with a 70-hour power reserve, visible through an open caseback. Sources offer differing price points, ranging from $16,800 to $32,100 depending on the strap or bracelet. Some reviewers criticize the brushed finish for diminishing the visual luxury of gold and find the green dial and bezel color combination divisive or lacking charisma. Overall, owners and reviewers find the Tudor Black Bay 58 18K to be an ambitious, albeit divisive, precious metal sports watch, with praise for its substantial feel and brushed gold finishing.

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