Side by side

Christopher Ward C1 Bel CantovsSeiko King Seiko KSK

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

C1 Bel Canto
Christopher WardC1 Bel Canto
MSRP $4,725
King Seiko KSK
SeikoKing Seiko KSK
MSRP $2,000

At a glance

16 of 29 specs differ
Diameter
C1 Bel Canto40mm
King Seiko KSK38.3mm
Power Reserve
C1 Bel Canto38h
King Seiko KSK72h
Water Resistance
C1 Bel Canto30m
King Seiko KSK100m
MSRP
C1 Bel Canto$4,725
King Seiko KSK$2,000

Full specifications

Case

7 specs
Category
Skeleton
Dress
Diameter
40mm
38.3mm
Thickness
13mm
11.7mm
Lug-to-Lug
48mm
46mm
Lug Width
22mm
19mm
Material
Grade 5 Titanium
Stainless Steel
Water Resistance
30m
100m

Crystal & Dial

4 specs
Crystal Shape
Flat
Box
AR Coating
Inner
Anti-reflective coating on inner surface
Dial Color
Rosa
Black
Lume
SLN C1 X1 BL
LumiBrite on Hands

Movement

4 specs
Caliber
SW200-1
6R55
Beat Rate
4 vph
28,800 vph
Power Reserve
38h
72h
Jewels
29
24

Pricing

1 specs
MSRP
$4,725
$2,000

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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.

Christopher Ward C1 Bel Canto

The Christopher Ward C1 Bel Canto is praised for its three-dimensional, futuristic aesthetic and exposed chiming mechanism, with its design language compared to MB&F. Reviewers note the Cielo blue dial's transition from pale blue to grey and the hand-finished anglage on the sonnerie au passage complication's levers and hammers. The 41mm grade-5 titanium case is finished with fine brushing, and the movement is a Sellita SW200-1 base with an FS01 chiming module, offering a 38-hour power reserve. One reviewer found the Oyster-style bracelet stylistically mismatched with the classical dial of the C1 Bel Canto Classic. Overall, reviewers highlight the C1 Bel Canto's striking design and intricate chiming complication as its primary appeal.

Seiko King Seiko KSK

Owners and reviewers widely praise the King Seiko KSK's sharp, faceted case design and harmonious mid-century aesthetic. Its compact 38.1mm or 37mm size and slim 10.7mm thickness are noted as highly wearable. However, accuracy is a point of contention, with one reviewer reporting a wide range of +25 to -15 seconds per day for the 6R31 movement, while others criticize the standard 6R movement as too thick and a departure from the brand's history. Water resistance is consistently cited as limited to 50 meters, and one owner reported misaligned screws on the caseback and clasp. On balance, owners and reviewers find the King Seiko KSK appealing for its design and wearability, though the movement choice and accuracy are significant drawbacks for some.

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