Side by side

Astor + Banks Sea Ranger M2vsSinn U50 HYDRO SDR with TEGIMENT option

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
U50 HYDRO SDR with TEGIMENT option
SinnU50 HYDRO SDR with TEGIMENT option
MSRP $3,110

At a glance

17 of 29 specs differ
Diameter
Sea Ranger M240mm
U50 HYDRO SDR with TEGIMENT option41mm
Power Reserve
Sea Ranger M240h
U50 HYDRO SDR with TEGIMENT option40h
Water Resistance
Sea Ranger M2300m
U50 HYDRO SDR with TEGIMENT option5,000m
MSRP
Sea Ranger M2$1,149
U50 HYDRO SDR with TEGIMENT option$3,110

Full specifications

Case

7 specs
Diameter
40mm
41mm
Thickness
12.5mm
11.8mm
Lug-to-Lug
45.5mm
Material
316L Stainless Steel
Stainless Steel
Finish
Brushed and polished
bead-blasted
Water Resistance
300m
5000m
Caseback
Solid

Crystal & Dial

5 specs
Crystal Shape
Flat
AR Coating
Inner
Underside
Dial Color
Tobacco
Black
Indices
Applied
Lume
None
Luminescent

Movement

4 specs
Caliber
La Joux-Perret G100
Ronda 715 Li - SWISS MADE
Type
Automatic
Quartz
Jewels
25
5
Complications
None
Date

Pricing

1 specs
MSRP
$1,149
$3,110

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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.

Sinn U50 HYDRO SDR with TEGIMENT option

The Sinn U50 HYDRO SDR with TEGIMENT option is widely praised for its exceptional scratch resistance and legibility, with owners reporting no signs of wear after extended use. The oil-filled case contributes to extreme water resistance and a clear dial, while the fully tegimented construction offers a soft feel on the wrist. Reviewers note the compact 41mm size, though one owner found it did not wear as thin as expected due to its thickness. The lume is considered underwhelming by some, and the diving extension on the clasp can release too easily. It utilizes a quartz movement, which is noted as less accurate than previous thermo-compensated options. Overall, owners and reviewers rate the Sinn U50 HYDRO SDR with TEGIMENT option highly for its robust, legible, and virtually indestructible build at its price point.

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