Side by side

Serica Ref. 5303 Diving ChronometervsStudio Underd0g Salmon

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

Ref. 5303 Diving Chronometer
SericaRef. 5303 Diving Chronometer
MSRP $1,768
Salmon
Studio Underd0gSalmon
MSRP $1,750

At a glance

13 of 29 specs differ
Diameter
Ref. 5303 Diving Chronometer39mm
Salmon39.5mm
Power Reserve
Ref. 5303 Diving Chronometer42h
Salmon40h
Water Resistance
Ref. 5303 Diving Chronometer300m
Salmon
MSRP
Ref. 5303 Diving Chronometer$1,768
Salmon$1,750

Full specifications

Case

6 specs
Category
Diver
Chronograph
Diameter
39mm
39.5mm
Thickness
12.2mm
Lug-to-Lug
46.5mm
Lug Width
20mm
Water Resistance
300m

Crystal & Dial

3 specs
AR Coating
Yes
Inner
Dial Color
Enamel Black
Salmon
Lume
Super-LumiNova
None

Movement

3 specs
Caliber
M100 COSC
Power Reserve
42h
40h
Complications
COSC
None

Pricing

1 specs
MSRP
$1,768
$1,750

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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.

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.

Studio Underd0g Salmon

Owners widely praise the Studio Underd0g Salmon for its unique, two-layered dial inspired by salmon skin, featuring a radially brushed metallic orange-pink lower part and a coarse, silvery dégradé shimmer upper part. The watch is powered by a decorated Swiss mono pusher movement with silky smooth winding, blued screws, and anthracite bridges, which one owner finds impressive. Accuracy is reported at ±5 seconds per day. Some owners find the £1700-£1800 price point difficult, especially given styling similarities to previous models. Overall, owners and reviewers rate the Studio Underd0g Salmon highly for its distinctive dial design and well-finished, smooth-winding monopusher movement.

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