Side by side

Serica Ref. 5303 Diving ChronometervsKUOE SOMBRERO 90-011

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
SOMBRERO 90-011
KUOESOMBRERO 90-011
MSRP $980

At a glance

9 of 29 specs differ
Diameter
Ref. 5303 Diving Chronometer39mm
SOMBRERO 90-01138mm
Power Reserve
Ref. 5303 Diving Chronometer42h
SOMBRERO 90-01142h
Water Resistance
Ref. 5303 Diving Chronometer300m
SOMBRERO 90-011200m
MSRP
Ref. 5303 Diving Chronometer$1,768
SOMBRERO 90-011$980

Full specifications

Case

4 specs
Diameter
39mm
38mm
Thickness
12.2mm
12.45mm
Lug-to-Lug
46.5mm
45.5mm
Water Resistance
300m
200m

Crystal & Dial

2 specs
Crystal Shape
Flat
Dome
Dial Color
Enamel Black
Black

Movement

2 specs
Caliber
M100 COSC
Miyota 9039
Complications
COSC
None

Pricing

1 specs
MSRP
$1,768
$980

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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.

KUOE SOMBRERO 90-011

Owners widely praise the KUOE SOMBRERO 90-011 for its stunning dials, blued hands, and quality finishing, with many highlighting its great value and vintage-inspired aesthetic. The comfortable jubilee bracelet and excellent lume are frequently mentioned positives. One owner notes the watch is "pretty thick in regards to height," and another points out minor criticism regarding the handset finish and crown edges, with indices and handset sharing a similar color that can obscure visibility. The KUOE SOMBRERO 90-011 utilizes a Miyota 9039 movement, with reported accuracy ranging from -10 to +30 seconds per day. Overall, owners rate the KUOE SOMBRERO 90-011 highly for its attractive design and value proposition.

From video reviewers

The KUOE SOMBRERO 90-011's vintage-inspired dial and hands are a strong point, with reviewers noting their aesthetic appeal. The watch's design is also praised for its uniqueness, with one reviewer calling it "design perfection." However, the relatively short 40-hour power reserve of the MIYOTA Cal.9039 automatic movement is a notable weakness.

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