Side by side

Tudor Black Bay One 31vsWilliam Wood Fire Watch

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
Fire Watch
William WoodFire Watch
MSRP $995

At a glance

12 of 29 specs differ
Diameter
Black Bay One 3131mm
Fire Watch41mm
Power Reserve
Black Bay One 3150h
Fire Watch40h
Water Resistance
Black Bay One 31100m
Fire Watch100m
MSRP
Black Bay One 31$4,600
Fire Watch$995

Full specifications

Case

7 specs
Diameter
31mm
41mm
Thickness
9.5mm
15mm
Lug-to-Lug
46mm
49mm
Lug Width
17mm
20mm
Material
Stainless Steel
316L Stainless Steel
Finish
Polished + Satin
Brushed and polished
Caseback
Solid screw-down
Solid

Crystal & Dial

2 specs
Crystal
Sapphire
Domed Sapphire
Dial Color
Anthracite
Steel

Movement

2 specs
Caliber
MT5201
Seiko NH35
Power Reserve
50h
40h

Pricing

1 specs
MSRP
$4,600
$995

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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.

William Wood Fire Watch

William Wood Fire Watch owners praise its conversational value and attractive design, noting its fun graphics and comfortable straps. Reviewers highlight the unique British fire exit sign inspiration and playful details. However, the small day and date indicators are difficult to read, and one owner points out that the day wheel windows do not align to show seven days. The William Wood Fire Watch is priced at $1,903 USD and uses a Sellita SW220 automatic movement with a 41-hour power reserve. On balance, owners and reviewers rate the William Wood Fire Watch highly for its unique design and conversational appeal at its price point.

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