Side by side

Serica Ref. 5303 Diving ChronometervsGlycine Airpilot GMT

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
Airpilot GMT
GlycineAirpilot GMT
MSRP $1,595

At a glance

20 of 29 specs differ
Diameter
Ref. 5303 Diving Chronometer39mm
Airpilot GMT44mm
Power Reserve
Ref. 5303 Diving Chronometer42h
Airpilot GMT
Water Resistance
Ref. 5303 Diving Chronometer300m
Airpilot GMT100m
MSRP
Ref. 5303 Diving Chronometer$1,768
Airpilot GMT$1,595

Full specifications

Case

8 specs
Category
Diver
GMT
Diameter
39mm
44mm
Thickness
12.2mm
10.75mm
Lug-to-Lug
46.5mm
Lug Width
20mm
22mm
Finish
Brushed and polished
Water Resistance
300m
100m
Caseback
Solid

Crystal & Dial

5 specs
Crystal Shape
Flat
AR Coating
Yes
Dial Color
Enamel Black
Blue
Indices
Applied
Lume
Super-LumiNova
Luminous

Movement

6 specs
Caliber
M100 COSC
Type
Automatic
Quartz
Beat Rate
28,800 vph
Power Reserve
42h
Jewels
25
1
Complications
COSC
GMT, Date

Pricing

1 specs
MSRP
$1,768
$1,595

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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.

Glycine Airpilot GMT

Owners widely praise the Glycine Airpilot GMT for its exceptional value, citing case and bracelet finishing that rivals much more expensive watches, a vibrant dial, and clear legibility. One owner notes a potential concern about the crown stem, having encountered similar issues with the brand. The clasp is considered average, and the red numbers on the inner chapter ring are too small to be useful. The 52mm lug-to-lug may be too large for smaller wrists. Overall, owners rate the Glycine Airpilot GMT highly for its impressive finishing and value proposition.

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