Side by side

Serica Ref. 5303 Diving ChronometervsHenry Archer Nordsø

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
Nordsø
Henry ArcherNordsø
MSRP $4,999

At a glance

12 of 29 specs differ
Diameter
Ref. 5303 Diving Chronometer39mm
Nordsø40mm
Power Reserve
Ref. 5303 Diving Chronometer42h
Nordsø40h
Water Resistance
Ref. 5303 Diving Chronometer300m
Nordsø200m
MSRP
Ref. 5303 Diving Chronometer$1,768
Nordsø$4,999

Full specifications

Case

5 specs
Diameter
39mm
40mm
Thickness
12.2mm
10.6mm
Lug-to-Lug
46.5mm
47mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
300m
200m

Crystal & Dial

3 specs
AR Coating
Yes
Inner
Dial Color
Enamel Black
White
Lume
Super-LumiNova
None

Movement

3 specs
Caliber
M100 COSC
Miyota 9015
Power Reserve
42h
40h
Complications
COSC
None

Pricing

1 specs
MSRP
$1,768
$4,999

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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.

Henry Archer Nordsø

Henry Archer Nordsø owners and reviewers widely praise its exceptional fit and finish for a sub-$500 watch, with its vibrant color use singled out as a strong point. Some find the blue hand against the green dial polarizing, and the hands are criticized as a design weakness. One reviewer notes the bezel knurling is slippery and lacks legibility for serious diving, though the 40mm size is comfortable and the Miyota 9039 movement offers good value. On balance, owners and reviewers rate the Henry Archer Nordsø highly for its striking design and impressive build quality at its price point.

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