Side by side

Serica Ref. 5303 Diving ChronometervsIslander Islander Northport Hi-Beat Automatic Dive Watch with Ocean Blue and White Ripple Dial #ISL-195

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
Islander Northport Hi-Beat Automatic Dive Watch with Ocean Blue and White Ripple Dial #ISL-195
IslanderIslander Northport Hi-Beat Automatic Dive Watch with Ocean Blue and White Ripple Dial #ISL-195
MSRP $499

At a glance

15 of 29 specs differ
Diameter
Ref. 5303 Diving Chronometer39mm
Islander Northport Hi-Beat Automatic Dive Watch with Ocean Blue and White Ripple Dial #ISL-19540.5mm
Power Reserve
Ref. 5303 Diving Chronometer42h
Islander Northport Hi-Beat Automatic Dive Watch with Ocean Blue and White Ripple Dial #ISL-195
Water Resistance
Ref. 5303 Diving Chronometer300m
Islander Northport Hi-Beat Automatic Dive Watch with Ocean Blue and White Ripple Dial #ISL-195200m
MSRP
Ref. 5303 Diving Chronometer$1,768
Islander Northport Hi-Beat Automatic Dive Watch with Ocean Blue and White Ripple Dial #ISL-195$499

Full specifications

Case

5 specs
Diameter
39mm
40.5mm
Thickness
12.2mm
12.5mm
Lug-to-Lug
46.5mm
47mm
Finish
Brushed and polished
Water Resistance
300m
200m

Crystal & Dial

4 specs
AR Coating
Yes
Yes
Dial Color
Enamel Black
Indices
Applied
Lume
Super-LumiNova
None

Movement

5 specs
Caliber
M100 COSC
Miyota 9015
Beat Rate
28,800 vph
0 vph
Power Reserve
42h
0h
Jewels
25
0
Complications
COSC
None

Pricing

1 specs
MSRP
$1,768
$499

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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.

Islander Northport Hi-Beat Automatic Dive Watch with Ocean Blue and White Ripple Dial #ISL-195

Owners and reviewers widely praise the Islander Northport Hi-Beat Automatic Dive Watch with Ocean Blue and White Ripple Dial #ISL-195 for its attractive ripple dial, high-beat Miyota 9015 movement, and sapphire crystal, noting its excellent build quality and value at $250. One owner highlights the watch's colors and movement as key strengths, while another finds it worthy of being a primary daily wear. On balance, owners and reviewers rate the Islander Northport Hi-Beat Automatic Dive Watch with Ocean Blue and White Ripple Dial #ISL-195 highly for its combination of aesthetic appeal, reliable hi-beat movement, and strong value proposition.

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