Christopher Ward C63 Sealander RocksvsYuen Y-01 Nascence

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Measurements

Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

Christopher Ward C63 Sealander Rocks at true scale

C63 Sealander Rocks

Yuen Y-01 Nascence at true scale

Y-01 Nascence

Diameter

40mm

39mm

Lug-to-Lug

42.9mm

lowest

46mm

Thickness

11.1mm

9.9mm

lowest

Water Resistance

150m

highest

100m

Power Reserve

38h

42h

highest

MSRP

$1,350

$1,188

lowest

Movement

Sellita SW200-1

Miyota 9039

Case

6 specs
Category
Sport
Diver
Diameter
40mm
39mm
Thickness
11.05mm
9.9mm
Lug-to-Lug
42.87mm
46mm
Material
Stainless Steel
n/a
Water Resistance
150m
100m

Crystal & Dial

3 specs
Dial Color
Yellow
Mosaic Mother of Pearl
Texture
n/a
Mosaic
Lume
SLN X1 BL C1
None

Movement

6 specs
Caliber
Sellita SW200-1
Miyota 9039
Beat Rate
4 vph
28,800 vph
Power Reserve
38h
42h
Jewels
26
24
Hacking
No
Yes
Hand-winding
No
Yes

Pricing

1 specs
MSRP
$1,350
$1,188
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