Side by side

Tudor Black Bay One 31vsVaer D5 Meridian Auto

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

Black Bay One 31
TudorBlack Bay One 31
MSRP $4,600
D5 Meridian Auto
VaerD5 Meridian Auto
MSRP $679

At a glance

11 of 29 specs differ
Diameter
Black Bay One 3131mm
D5 Meridian Auto39mm
Power Reserve
Black Bay One 3150h
D5 Meridian Auto40h
Water Resistance
Black Bay One 31100m
D5 Meridian Auto200m
MSRP
Black Bay One 31$4,600
D5 Meridian Auto$679

Full specifications

Case

7 specs
Diameter
31mm
39mm
Thickness
9.5mm
12.5mm
Lug Width
17mm
20mm
Material
Stainless Steel
316L Stainless Steel
Finish
Polished + Satin
Brushed and polished
Water Resistance
100m
200m
Caseback
Solid screw-down
Solid

Crystal & Dial

1 specs
Dial Color
Anthracite
Black

Movement

2 specs
Caliber
MT5201
Miyota 9015
Power Reserve
50h
40h

Pricing

1 specs
MSRP
$4,600
$679

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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.

Tudor Black Bay One 31

Owners widely report the Tudor Black Bay One 31's polished case and bracelet scratch easily, though its wearability under gloves and robust movement are praised. Some desire more micro-adjustment options on the clasp, and a lack of contrast between the silver dial and hands is noted. The 31mm size may be a consideration for daily wear due to its 50-hour power reserve. On balance, owners and reviewers appreciate the Tudor Black Bay One 31 for its comfortable wearability and robust movement, despite concerns about case scratching and clasp adjustability.

Vaer D5 Meridian Auto

Owners widely praise the Vaer D5 Meridian Auto for its classic aesthetic, comfortable 39mm size, and well-executed 120-click bezel with minimal back play. Reviewers highlight the anodized aluminum bezel insert, lyre lugs, sword hands, and gold accents on the blue sunburst dial as contributing to its old-school charm, making it a great companion for desk diving with comfortable strap options and quick-release spring bars. One owner specifically noted satisfaction with the 42mm variant's premium steel bracelet featuring a tool-less micro-adjust clasp. On balance, owners and reviewers rate the Vaer D5 Meridian Auto highly for its classic design and comfortable wearability at its price point.

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