Side by side

Serica Ref. 5303 Diving ChronometervsTraska The Chronograph

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
The Chronograph
TraskaThe Chronograph

At a glance

15 of 29 specs differ
Diameter
Ref. 5303 Diving Chronometer39mm
The Chronograph40mm
Power Reserve
Ref. 5303 Diving Chronometer42h
The Chronograph45h
Water Resistance
Ref. 5303 Diving Chronometer300m
The Chronograph75m
MSRP
Ref. 5303 Diving Chronometer$1,768
The Chronograph

Full specifications

Case

8 specs
Category
Diver
Chronograph
Diameter
39mm
40mm
Thickness
12.2mm
0.3mm
Lug-to-Lug
46.5mm
46mm
Lug Width
20mm
21mm
Material
Stainless Steel
316L Stainless Steel
Finish
Brushed and polished
Polished
Water Resistance
300m
75m

Crystal & Dial

2 specs
AR Coating
Yes
Underside
Dial Color
Enamel Black
Grey

Movement

4 specs
Caliber
M100 COSC
NE86
Power Reserve
42h
45h
Jewels
25
34
Complications
COSC
Chronograph

Pricing

1 specs
MSRP
$1,768

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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.

Traska The Chronograph

Traska The Chronograph owners widely praise the hardened stainless steel case for its durability, with one noting it remained in great condition after three years of wear. The bracelet is also commended for its snug fit, lack of stiffness or rattle, and the convenience of its on-the-fly clasp. One owner notes the watch wears larger. Overall, Traska The Chronograph owners rate the watch highly for its durable case and comfortable, convenient bracelet.

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