Blancpain Bathyscaphe Quantième Complet Phases de LunevsRolex Deepsea

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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.

Blancpain Bathyscaphe Quantième Complet Phases de Lune at true scale

Bathyscaphe Quantième Complet Phases de Lune

Rolex Deepsea at true scale

Deepsea

Diameter

43.6mm

44mm

Thickness

13.4mm

n/a

Water Resistance

300m

3900m

highest

Power Reserve

72h

highest

70h

MSRP

$31,700

$15,550

lowest

Movement

6654

3235

Case

6 specs
Diameter
43.6mm
44mm
Thickness
13.4mm
n/a
Material
Ceramic
Oystersteel
Finish
Ceramic
n/a
Water Resistance
300m
3900m
Caseback
n/a
Monobloc middle case, screw-down case back and winding crown. Rolex Ringlock System case architecture with Helium escape valve

Crystal & Dial

4 specs
Crystal Shape
n/a
Flat
Dial Color
n/a
Black
Indices
n/a
Index
Lume
None
Chromalight

Movement

7 specs
Caliber
6654
3235
Beat Rate
0 vph
28,800 vph
Power Reserve
72h
70h
Jewels
0
31
Hacking
No
Yes
Hand-winding
No
Yes
Complications
None
Date

Pricing

1 specs
MSRP
$31,700
$15,550
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Reviews

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

Blancpain Bathyscaphe Quantième Complet Phases de Lune

Owners widely praise the Blancpain Bathyscaphe Quantième Complet Phases de Lune as a beautiful and timeless piece, appreciating its versatile blend of dress and tool watch elements. Reviewers highlight its sophisticated integration of calendar and moonphase complications, noting the "smiley" moonphase adds a classic vibe to its dive watch aesthetic. The 43.6mm satin-brushed steel case and 300m water resistance make it suitable for diving, while its upscale dial and complications also suggest suitability for the boardroom. Some owners find the complexity of the triple calendar moonphase makes it too complex for a sole timepiece, though the overall sentiment is overwhelmingly positive, with many calling it a modern and enjoyable watch. Overall, owners and reviewers rate the Blancpain Bathyscaphe Quantième Complet Phases de Lune highly for its sophisticated complication integration and versatile design.

Rolex Deepsea

The Rolex Deepsea is widely seen as a substantial, well-built watch with impressive engineering. Owners and reviewers note its robust compression architecture and the caliber 3235 movement, certified to Rolex's stringent -2/+2 seconds per day standard. Some find the watch exceptionally comfortable on a Rubber B strap, while others appreciate its heft and balance on the bracelet. However, its large size and thickness are polarizing, with some finding it too big and heavy for smaller wrists or as a daily wearer, and a few consider it a showpiece rather than a practical tool unless one is a serious diver. Overall, owners and reviewers rate the Rolex Deepsea highly for its impressive engineering and robust build, despite its polarizing size and thickness.