Side by side

Serica Ref. 5303 Diving ChronometervsPraesidus DD-45 Hangar Midnight

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
DD-45 Hangar Midnight
PraesidusDD-45 Hangar Midnight
MSRP $875

At a glance

14 of 29 specs differ
Diameter
Ref. 5303 Diving Chronometer39mm
DD-45 Hangar Midnight40mm
Power Reserve
Ref. 5303 Diving Chronometer42h
DD-45 Hangar Midnight40h
Water Resistance
Ref. 5303 Diving Chronometer300m
DD-45 Hangar Midnight100m
MSRP
Ref. 5303 Diving Chronometer$1,768
DD-45 Hangar Midnight$875

Full specifications

Case

5 specs
Category
Diver
Pilot
Diameter
39mm
40mm
Thickness
12.2mm
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
Sand-Distressed Leather
Lume
Super-LumiNova
None

Movement

4 specs
Caliber
M100 COSC
Ameriquartz USA
Type
Automatic
Quartz
Power Reserve
42h
40h
Complications
COSC
None

Pricing

1 specs
MSRP
$1,768
$875

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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.

Praesidus DD-45 Hangar Midnight

The Praesidus DD-45 Hangar Midnight is lauded for its unique, two-year-developed "Patina" dial, designed to authentically mimic aging on indices and hands, with reviewers highlighting its 38mm stainless steel case as ideal for wearability and its vintage aesthetic. Reviewers note solid finishing and a well-made leather strap, alongside a robust 100-meter water resistance. However, the "A-11" caseback engraving is seen by some as a departure from strict authenticity, and the lume is less bright than anticipated due to the aging treatment. The Swiss Landeron L24 movement's hand-winding action is described as jerky. On balance, reviewers find the Praesidus DD-45 Hangar Midnight a compelling vintage-inspired watch, primarily due to its unique dial development and wearable case size.

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