Side by side

Serica Ref. 5303 Diving ChronometervsSinn 836

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.

Serica Ref. 5303 Diving Chronometer

Owners widely praise the Serica Ref. 5303 Diving Chronometer for its excellent wearability, definitive style, and smooth, confident bezel action. The dual scale on the bezel is noted as surprisingly useful, and the crown action, winding, and hacking are reported to work perfectly. One owner describes the Serica 5303-3 as gorgeous and unique, though another notes the crown can appear comically large. On balance, owners rate the Serica Ref. 5303 Diving Chronometer highly for its blend of unique design and robust functionality.

Sinn 836

Owners widely report the Sinn 836's 43mm case is large, though its thinness is noted as a mitigating factor for wearability. Legibility is described as uniform across the dial. On balance, owners find the Sinn 836 to be a well-regarded watch for its legibility and comfortable thin profile, though some note its substantial diameter.

From video reviewers

The Sinn 836's TEGIMENT Technology steel case offers high-quality level and scratch-resistance. The watch's operation is also appreciated, with one reviewer noting it's "especially nice" with the ETA 2892-A2 caliber movement. A notable trade-off is the lack of specific details about the watch's performance or features beyond its basics.

At a glance

19 of 29 specs differ
Diameter
Ref. 5303 Diving Chronometer39mm
83643mm
Power Reserve
Ref. 5303 Diving Chronometer42h
83638h
Water Resistance
Ref. 5303 Diving Chronometer300m
836100m
MSRP
Ref. 5303 Diving Chronometer$1,768
836$2,149

Full specifications

Case

8 specs
Category
Diver
Tool
Diameter
39mm
43mm
Thickness
12.2mm
10.6mm
Lug-to-Lug
46.5mm
Lug Width
0mm
22mm
Finish
satinised/polished
Water Resistance
300m
100m
Caseback

Crystal & Dial

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

Movement

5 specs
Caliber
M100 COSC
ETA 2892-A2
Beat Rate
0 vph
28,800 vph
Power Reserve
42h
38h
Jewels
0
21
Complications
COSC
Date

Pricing

1 specs
MSRP
$1,768
$2,149
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