Side by side

Christopher Ward C60 Atoll 300vsSinn U18

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

C60 Atoll 300
Christopher WardC60 Atoll 300
MSRP $1,320
U18
SinnU18
MSRP $3,488
What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Christopher Ward C60 Atoll 300

Owners widely praise the Christopher Ward C60 Atoll 300 for its superb fit and finish, which reviewers note exceeds its price point, and its comfortable 40mm wearability. The Sellita SW200-1 movement is reported to run close to COSC standards, and the "light catcher" case is frequently highlighted for its jewelry-like quality and beautiful dial that is better appreciated in person. One owner desires a larger 42mm size option, and some users flag a weak or missing anti-reflective coating on the crystal. Overall, owners rate the Christopher Ward C60 Atoll 300 highly for its exceptional case finishing and value.

Sinn U18

The Sinn U18 is praised for its unique deep blue/green dial with three-dimensional oxygen bubbles that change with light, and its comfortable, easily adjustable bracelet. Owners find the watch stunning and a piece of history, appreciating the refined hands. The Sinn U18 features a 44mm, 15.5mm thick case made from German submarine steel, offering a 2000-meter dive specification and Sinn's Ar-Dehumidifying technology, powered by a Sellita SW300-1 movement. The case thickness is apparent, and the watch comes as a complete set with box and papers for $3,000-$3,680. On balance, owners and reviewers rate the Sinn U18 highly for its striking dial and robust build.

At a glance

19 of 29 specs differ
Diameter
C60 Atoll 30040mm
U1844mm
Power Reserve
C60 Atoll 30038h
U1842h
Water Resistance
C60 Atoll 300300m
U182,000m
MSRP
C60 Atoll 300$1,320
U18$3,488

Full specifications

Case

8 specs
Diameter
40mm
44mm
Thickness
11.3mm
15.5mm
Lug-to-Lug
47.4mm
Lug Width
20mm
22mm
Material
Stainless Steel
high-strength
Finish
Brushed and polished
Water Resistance
300m
2000m
Caseback
Solid

Crystal & Dial

5 specs
Crystal Shape
Flat
AR Coating
Inner
Dial Color
White
Black
Indices
Applied
Lume
SLN X1 BL C1
None

Movement

5 specs
Caliber
SW200-1
SW300-1
Beat Rate
4 vph
28,800 vph
Power Reserve
38h
42h
Jewels
26
25
Complications
Day-date, Date
None

Pricing

1 specs
MSRP
$1,320
$3,488
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