Side by side

Serica Ref. 5303 Diving ChronometervsMarloe Watch Company Morar 310

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
Morar 310
Marloe Watch CompanyMorar 310
MSRP $697

At a glance

11 of 29 specs differ
Diameter
Ref. 5303 Diving Chronometer39mm
Morar 31042mm
Power Reserve
Ref. 5303 Diving Chronometer42h
Morar 31042h
Water Resistance
Ref. 5303 Diving Chronometer300m
Morar 310310m
MSRP
Ref. 5303 Diving Chronometer$1,768
Morar 310$697

Full specifications

Case

4 specs
Diameter
39mm
42mm
Thickness
12.2mm
12mm
Lug-to-Lug
46.5mm
Water Resistance
300m
310m

Crystal & Dial

2 specs
Dial Color
Enamel Black
Lume
Super-LumiNova
Swiss Superluminova X1BL

Movement

4 specs
Caliber
M100 COSC
Miyota 9039
Power Reserve
42h
42h
Jewels
25
24
Complications
COSC
None

Pricing

1 specs
MSRP
$1,768
$697

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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.

Marloe Watch Company Morar 310

Owners widely praise the Marloe Watch Company Morar 310 for its unique, steampunk-inspired aesthetic and brilliant lume. Reviewers and owners alike note its solid construction, sapphire crystal, and 310 meters of water resistance, with one owner reporting excellent accuracy of +1 second per day. The watch is considered good value, with a bead-blasted case and a playful dial. Some owners find the all-polished look a bit too shiny or feel it has too many design elements, and one owner reported experiencing static shocks. The bezel clicks are described as less substantial than higher-end divers, with slight play when disengaged, and one reviewer wished the 60-minute bezel marker was lumed. On balance, owners and reviewers rate the Marloe Watch Company Morar 310 highly for its distinctive design and value proposition.

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