Side by side

Roue Cal Three / Cal FourvsSpinnaker Bradner Pearl Diver

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

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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.

Roue Cal Three / Cal Four

Owners praise the Roue Cal Three / Cal Four's unique grey-blue dial with yellow and orange accents and the distinctive look of its domed mineral glass. One owner found the 40mm case size and quality leather strap appealing, though noted the lugs were slightly taller than anticipated. However, one owner reported significant condensation and moisture ingress, with the company denying warranty service. The lack of a date window makes it less ideal as a daily wearer for some. On balance, owners appreciate the aesthetic appeal and value, despite isolated reports of water resistance issues and a lack of date functionality.

Spinnaker Bradner Pearl Diver

The Spinnaker Bradner Pearl Diver is noted by owners as large on smaller wrists, with a 50mm lug-to-lug and 15mm height being a concern, though some find it acceptable with specific strap choices. Opinions on finishing quality vary, with one owner reporting issues like a poorly seated bezel and crooked indices. Overall, owners rate the Spinnaker Bradner Pearl Diver with mixed reviews regarding its size and finishing.

At a glance

11 of 29 specs differ
Diameter
Cal Three / Cal Four41.5mm
Bradner Pearl Diver42mm
Power Reserve
Cal Three / Cal Four
Bradner Pearl Diver
Water Resistance
Cal Three / Cal Four50m
Bradner Pearl Diver180m
MSRP
Cal Three / Cal Four$210
Bradner Pearl Diver$370

Full specifications

Case

7 specs
Category
Diver
Diameter
41.5mm
42mm
Thickness
9.8mm
15mm
Lug-to-Lug
48mm
50mm
Lug Width
0mm
22mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
50m
180m

Crystal & Dial

1 specs
Dial Color
Black and White
Emerald

Movement

2 specs
Caliber
Miyota 2315
Seiko NH35
Type
Quartz
Automatic

Pricing

1 specs
MSRP
$210
$370
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