CWC 6BB-WRvsHamilton American Classic Intra-Matic Chronograph H

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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.

CWC 6BB-WR at true scale

6BB-WR

Hamilton American Classic Intra-Matic Chronograph H at true scale

American Classic Intra-Matic Chronograph H

Diameter

42mm

40mm

Lug-to-Lug

49mm

49mm

Thickness

14.9mm

14.3mm

lowest

Water Resistance

100m

100m

Power Reserve

n/a

60h

MSRP

$1,875

lowest

$2,495

Movement

Sellita SW510

Hamilton H-51

Case

2 specs
Diameter
42mm
40mm
Thickness
14.9mm
14.35mm

Crystal & Dial

1 specs
Dial Color
CWC 6BB-WR
White

Movement

3 specs
Caliber
Sellita SW510
Hamilton H-51
Type
Automatic
Manual
Power Reserve
0h
60h

Pricing

1 specs
MSRP
$1,875
$2,495
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Reviews

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

CWC 6BB-WR

Owners widely praise the CWC 6BB-WR for its legible matte black dial, strong lume, and crisp chronograph operation, with one user stating they would choose it over modern Rolex watches. Reviewers note the Sellita SW510 BH b automatic movement kept time within COSC range in testing, and the screw-down crown and pushers inspire confidence. Some owners find the 14.9mm thickness and 80g weight make it wear large, and the cam-lever movement lacks the satisfying feel of a column wheel, while fixed bars limit strap choices. Overall, owners and reviewers rate the CWC 6BB-WR highly for its robust build and pilot chronograph functionality at its price point.

Hamilton American Classic Intra-Matic Chronograph H

Owners and reviewers widely praise the Hamilton American Classic Intra-Matic Chronograph H for its attractive vintage-inspired design, clean dial, and satisfying manual-wind H-51 movement. The 40mm case size is frequently highlighted as a positive, contributing to comfortable wearability. Some owners note the watch consistently receives compliments and appreciate its historical significance and value. The watch's timekeeping is generally good, with one reviewer noting +3 seconds per day and a 60-hour power reserve. However, the 14.35mm thickness is noted by several sources as being on the thicker side for a hand-wound chronograph, though it is still considered to wear well. One owner found the date setting unusual and the rotor audible. There is also a mention of some owners wishing for a three-subdial version and criticism of the OEM strap being utilitarian.

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