Side by side

Sinn 105 St Sa UTCvsWilliam Wood Fire Watch

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

105 St Sa UTC
Sinn105 St Sa UTC
MSRP $1,998
Fire Watch
William WoodFire Watch
MSRP $995

At a glance

17 of 29 specs differ
Diameter
105 St Sa UTC41mm
Fire Watch41mm
Power Reserve
105 St Sa UTC38h
Fire Watch40h
Water Resistance
105 St Sa UTC200m
Fire Watch100m
MSRP
105 St Sa UTC$1,998
Fire Watch$995

Full specifications

Case

7 specs
Category
Tool
Diver
Thickness
11.9mm
15mm
Lug-to-Lug
49mm
Material
Stainless Steel
316L Stainless Steel
Finish
bead-blasted
Brushed and polished
Water Resistance
200m
100m
Caseback
Solid

Crystal & Dial

6 specs
Crystal
Sapphire
Domed Sapphire
Crystal Shape
Flat
AR Coating
Underside
Inner
Dial Color
Black
Steel
Indices
Applied
Lume
Luminescent
None

Movement

3 specs
Caliber
SW 330-2
Seiko NH35
Power Reserve
38h
40h
Complications
Date, GMT
None

Pricing

1 specs
MSRP
$1,998
$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.

Sinn 105 St Sa UTC

Owners and reviewers widely praise the Sinn 105 St Sa UTC for its legible dial, precise bi-directional bezel action, and the technical, toolish aesthetic of its bead-blasted, TEGIMENT-hardened steel case. The watch is noted for its smooth sweep and snappy date change, with accuracy often within COSC standards, and its vertical day/date display with a German day wheel is a distinctive feature. Some owners find the lug-to-lug distance large for smaller wrists, and the bracelet clasp is considered a weakness by one source, while the non-lumed UTC hand is a deliberate design choice. The Sinn 105 St Sa UTC utilizes a Sellita SW330-1 automatic movement with a 42-hour power reserve and offers 200 meters of water resistance. Overall, the consensus is that owners and reviewers rate the Sinn 105 St Sa UTC highly for its robust build quality and functional tool watch design at its price point.

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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