Side by side

Serica Ref. 5303 Diving ChronometervsYema Navygraf Phantom CMM.10 Limited Edition

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
Navygraf Phantom CMM.10 Limited Edition
YemaNavygraf Phantom CMM.10 Limited Edition
MSRP $2,090

At a glance

14 of 29 specs differ
Diameter
Ref. 5303 Diving Chronometer39mm
Navygraf Phantom CMM.10 Limited Edition38.5mm
Power Reserve
Ref. 5303 Diving Chronometer42h
Navygraf Phantom CMM.10 Limited Edition40h
Water Resistance
Ref. 5303 Diving Chronometer300m
Navygraf Phantom CMM.10 Limited Edition100m
MSRP
Ref. 5303 Diving Chronometer$1,768
Navygraf Phantom CMM.10 Limited Edition$2,090

Full specifications

Case

6 specs
Diameter
39mm
38.5mm
Thickness
12.2mm
11.05mm
Lug-to-Lug
46.5mm
46mm
Lug Width
20mm
19mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
300m
100m

Crystal & Dial

4 specs
Crystal
Sapphire
Domed Sapphire
AR Coating
Yes
Inner
Dial Color
Enamel Black
Phantom
Lume
Super-LumiNova
None

Movement

3 specs
Caliber
M100 COSC
Yema CMM.10
Power Reserve
42h
40h
Complications
COSC
None

Pricing

1 specs
MSRP
$1,768
$2,090

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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.

Yema Navygraf Phantom CMM.10 Limited Edition

Owners widely praise the Yema Navygraf Phantom CMM.10 Limited Edition for its vibrant blue dial and well-finished 39mm stainless steel case. The watch delivers an impressive 70-hour power reserve and accurate timekeeping, with one owner reporting -3 seconds over two weeks. The H-link bracelet's clasp is criticized by reviewers for being difficult to open and rattly, with the Marine Nationale strap being the preferred alternative. Overall, owners and reviewers rate the Yema Navygraf Phantom CMM.10 Limited Edition highly for its striking dial color and robust specifications at its price point.

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