Side by side

Sinn 103 Ti DIAPALvsBremont Supermarine 300M

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

103 Ti DIAPAL
Sinn103 Ti DIAPAL
MSRP $4,514
Supermarine 300M
BremontSupermarine 300M
MSRP $3,550

At a glance

17 of 29 specs differ
Diameter
103 Ti DIAPAL41mm
Supermarine 300M40mm
Power Reserve
103 Ti DIAPAL48h
Supermarine 300M40h
Water Resistance
103 Ti DIAPAL200m
Supermarine 300M300m
MSRP
103 Ti DIAPAL$4,514
Supermarine 300M$3,550

Full specifications

Case

7 specs
Category
Tool
Diver
Diameter
41mm
40mm
Thickness
17.2mm
12mm
Material
Titanium
904L Stainless Steel
Finish
bead-blasted
Brushed and polished
Water Resistance
200m
300m
Caseback
Solid

Crystal & Dial

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

Movement

4 specs
Caliber
LJP L100
BE-92AE
Power Reserve
48h
40h
Jewels
26
25
Complications
GMT, Date, Chronograph, Pilot's Bezel
None

Pricing

1 specs
MSRP
$4,514
$3,550

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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 103 Ti DIAPAL

The Sinn 103 Ti DIAPAL is widely praised as a highly functional and versatile tool watch, with owners highlighting its robust build and practical features. Reviewers note its reliability as a chronograph with a second time zone, enhanced by Ar-Dehumidifying Technology and the DIAPAL system for lubrication-free operation, capable of extreme temperature resistance and backed by a 5-year warranty. It is considered well-suited for casual wear, particularly on a leather strap. Overall, owners and reviewers rate the Sinn 103 Ti DIAPAL highly for its exceptional functionality and robust construction at its price point.

Bremont Supermarine 300M

The Bremont Supermarine 300M is praised for its comfortable 40mm and 42mm case sizes, with owners noting the 42mm wears well on smaller wrists due to its lug design. One owner highlights the 13mm thinness of the 40mm case, considered compact for a 300m diver. The watch is priced at $1375. On balance, owners and reviewers appreciate the Bremont Supermarine 300M for its wearability and compact dimensions, especially for a dive watch.

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