Side by side

Serica Ref. 5303 Diving ChronometervsSpinnaker Piccard

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

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.

Spinnaker Piccard

Owners widely praise the Spinnaker Piccard for its comfortable wear, excellent readability, and bold, vintage-inspired design that redefines dive watch aesthetics. However, some owners view the Spinnaker Piccard as a specialty novelty watch, describing it as huge and heavy with a large crystal that hinders legibility, making it an acquired taste. On balance, owners find the Spinnaker Piccard to be a unique dive watch with a distinctive design, though its substantial size and crystal may not suit all wearers.

At a glance

13 of 29 specs differ
Diameter
Ref. 5303 Diving Chronometer39mm
Piccard45mm
Power Reserve
Ref. 5303 Diving Chronometer42h
Piccard
Water Resistance
Ref. 5303 Diving Chronometer300m
Piccard550m
MSRP
Ref. 5303 Diving Chronometer$1,768
Piccard$550

Full specifications

Case

6 specs
Diameter
39mm
45mm
Thickness
12.2mm
21mm
Lug-to-Lug
46.5mm
52mm
Lug Width
0mm
22mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
300m
550m

Crystal & Dial

3 specs
AR Coating
Yes
Dial Color
Enamel Black
Lemon Yellow
Lume
Super-LumiNova
None

Movement

3 specs
Caliber
M100 COSC
NH35
Power Reserve
42h
0h
Complications
COSC
None

Pricing

1 specs
MSRP
$1,768
$550
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