Side by side

Serica Ref. 5303 Diving ChronometervsYema Navygraf FSM Bronze

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 FSM Bronze
YemaNavygraf FSM Bronze
MSRP $1,350

At a glance

14 of 29 specs differ
Diameter
Ref. 5303 Diving Chronometer39mm
Navygraf FSM Bronze38.5mm
Power Reserve
Ref. 5303 Diving Chronometer42h
Navygraf FSM Bronze40h
Water Resistance
Ref. 5303 Diving Chronometer300m
Navygraf FSM Bronze100m
MSRP
Ref. 5303 Diving Chronometer$1,768
Navygraf FSM Bronze$1,350

Full specifications

Case

6 specs
Diameter
39mm
38.5mm
Thickness
12.2mm
11.3mm
Lug-to-Lug
46.5mm
Lug Width
20mm
19mm
Material
Stainless Steel
Bronze
Water Resistance
300m
100m

Crystal & Dial

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

Movement

3 specs
Caliber
M100 COSC
Power Reserve
42h
40h
Complications
COSC
None

Pricing

1 specs
MSRP
$1,768
$1,350

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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 FSM Bronze

Owners praise the Yema Navygraf FSM Bronze for its wearable 38.5mm bronze case and comfortable, high-quality parachute strap. The in-house YEMA2000 movement is noted as a positive. The watch features a glossy black dial with elongated markers and hands coated in Super-LumiNova, powered by the YEMA2000 calibre with a 42-hour power reserve, regulated to -/+ 10 seconds per day. Overall, owners rate the Yema Navygraf FSM Bronze highly for its comfortable wearability and the quality of its strap and in-house movement.

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