Side by side

Serica Ref. 5303 Diving ChronometervsCIGA Design EDGE EXPLORATION

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
EDGE EXPLORATION
CIGA DesignEDGE EXPLORATION
MSRP $359

At a glance

14 of 29 specs differ
Diameter
Ref. 5303 Diving Chronometer39mm
EDGE EXPLORATION48mm
Power Reserve
Ref. 5303 Diving Chronometer42h
EDGE EXPLORATION40h
Water Resistance
Ref. 5303 Diving Chronometer300m
EDGE EXPLORATION30m
MSRP
Ref. 5303 Diving Chronometer$1,768
EDGE EXPLORATION$359

Full specifications

Case

6 specs
Category
Diver
Skeleton
Diameter
39mm
48mm
Thickness
12.2mm
12.3mm
Lug-to-Lug
46.5mm
Lug Width
20mm
22mm
Water Resistance
300m
30m

Crystal & Dial

3 specs
AR Coating
Yes
Inner
Dial Color
Enamel Black
Black
Lume
Super-LumiNova
Swiss Super-Luminova

Movement

4 specs
Caliber
M100 COSC
Power Reserve
42h
40h
Jewels
25
24
Complications
COSC
None

Pricing

1 specs
MSRP
$1,768
$359

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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.

CIGA Design EDGE EXPLORATION

Owners widely praise the CIGA Design EDGE EXPLORATION for its impressive quality and packaging, noting its surprisingly light feel on the wrist. One owner reports the stock strap may be too small for some wrists, but replacement straps are readily available. On balance, owners rate the CIGA Design EDGE EXPLORATION highly for its perceived quality and comfortable, lightweight wearability.

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