Side by side

Sinn 857 S UTCvsBoldr Expedition II

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

What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Sinn 857 S UTC

Owners widely praise the Sinn 857 S UTC for its Tegiment technology and bracelet. One owner notes a long-held desire for the watch, appreciating its full Sinn feature set. On balance, owners rate the Sinn 857 S UTC highly for its robust Tegimented construction and integrated bracelet.

Boldr Expedition II

Owners widely praise the Boldr Expedition II for its tool watch utility, legible dials, and bead-blasted finish, with many finding its 41mm size ideal for daily wear and comfortable on various wrists. Reviewers and owners alike highlight its excellent value, well-executed details, and the functional design of its knurled crown. Some owners note the dial color can appear creamier than expected online, and one reviewer found the stock rubber strap to be a minor criticism. The Sellita SW200 movement and domed sapphire crystal are also noted as positive features. On balance, owners and reviewers rate the Boldr Expedition II highly for its functional field watch design and excellent value.

From video reviewers

The Boldr Expedition II's solid construction and reliability are notable strengths. A weakness is the potential for dim lume brightness, as the entire dial is fully covered in lume but the reviewer's assessment implies it might be inadequate.

At a glance

16 of 29 specs differ
Diameter
857 S UTC43mm
Expedition II41mm
Power Reserve
857 S UTC38h
Expedition II38h
Water Resistance
857 S UTC200m
Expedition II200m
MSRP
857 S UTC$3,337
Expedition II$699

Full specifications

Case

6 specs
Diameter
43mm
41mm
Thickness
12mm
14mm
Lug-to-Lug
48mm
Lug Width
22mm
20mm
Finish
black
Caseback

Crystal & Dial

5 specs
Crystal Shape
AR Coating
Underside
Yes
Dial Color
Black
I Eiger
Indices
Lume
Luminescent
Super-LumiNova

Movement

4 specs
Caliber
SW330-1
Sellita SW200-1
Beat Rate
28,800 vph
0 vph
Jewels
25
0
Complications
GMT, Date, Pilot's Bezel
None

Pricing

1 specs
MSRP
$3,337
$699
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