Side by side

CWC 6BB-WRvsLongines MASTER COLLECTION CHRONO MOONPHASE

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

6BB-WR
CWC6BB-WR
MSRP $1,875
MASTER COLLECTION CHRONO MOONPHASE
LonginesMASTER COLLECTION CHRONO MOONPHASE
MSRP $4,150

At a glance

18 of 29 specs differ
Diameter
6BB-WR42mm
MASTER COLLECTION CHRONO MOONPHASE40mm
Power Reserve
6BB-WR40h
MASTER COLLECTION CHRONO MOONPHASE
Water Resistance
6BB-WR100m
MASTER COLLECTION CHRONO MOONPHASE30m
MSRP
6BB-WR$1,875
MASTER COLLECTION CHRONO MOONPHASE$4,150

Full specifications

Case

7 specs
Diameter
42mm
40mm
Thickness
14.9mm
14.3mm
Lug-to-Lug
49mm
46.7mm
Lug Width
20mm
21mm
Finish
Brushed and polished
Water Resistance
100m
30m
Caseback
Solid

Crystal & Dial

4 specs
Crystal Shape
Flat
AR Coating
Inner
Dial Color
CWC 6BB-WR
Ivory
Indices
Applied

Movement

6 specs
Caliber
Sellita SW510
L687.5
Beat Rate
28,800 vph
0 vph
Power Reserve
40h
0h
Jewels
25
0
Hacking
Yes
No
Hand-winding
Yes
No

Pricing

1 specs
MSRP
$1,875
$4,150

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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.

CWC 6BB-WR

The CWC 6BB-WR is widely praised for its legible matte black dial, strong lume, and crisp chronograph operation. Owners and reviewers note its military heritage and rugged, confidence-inspiring build with a screw-down crown and pushers. The Sellita SW510 BH b automatic movement kept time within COSC range in testing. However, its 14.9mm thickness and 80g weight make it wear large, and the cam-lever movement lacks the satisfying click of a column wheel. Fixed bars limit strap options. On balance, owners and reviewers rate the CWC 6BB-WR highly for its legible dial and robust pilot chronograph design at its price point.

Longines MASTER COLLECTION CHRONO MOONPHASE

Owners widely praise the Longines MASTER COLLECTION CHRONO MOONPHASE for its beautiful and legible dial, offering significant complications for its value. Accuracy figures vary, with one owner reporting +8 seconds per day and another stating it is their most accurate watch. Some find the chronograph hour hand placement inconvenient, and the date hand can occasionally overlap the hour hand. The watch is noted as being thick, typical of Valjoux-based chronographs, and its 3 bar water resistance limits it to less demanding environments. One owner observed scuffs on the case of their example, and another found the blue on the band and numerals less vibrant than pictured. Overall, owners rate the Longines MASTER COLLECTION CHRONO MOONPHASE highly for its impressive complications and aesthetic appeal at its price point.

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